GH-44648: [CI] Remove autotune and rebase from commentbot (#44649)

### Rationale for this change

Removing code that doesn't work

### What changes are included in this PR?

Deleting from the workflow

### Are these changes tested?

Changes are part of CI

### Are there any user-facing changes?

No
* GitHub Issue: #44648

Authored-by: Jonathan Keane <[email protected]>
Signed-off-by: Jonathan Keane <[email protected]>

.github/workflows/comment_bot.yml

@@ -26,8 +26,7 @@ on:
 
 permissions:
   contents: read
-  pull-requests: write
-
+
 jobs:
   crossbow:
     name: Listen!
@@ -55,126 +54,6 @@ jobs:
             --event-name ${{ github.event_name }} \
             --event-payload ${{ github.event_path }}
 
-  autotune:
-    name: "Fix all the things"
-    if: startsWith(github.event.comment.body, '@github-actions autotune')
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
-      - uses: r-lib/actions/pr-fetch@11a22a908006c25fe054c4ef0ac0436b1de3edbe # v2.6.4
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-      - name: See what is different
-        run: |
-          set -ex
-          DEFAULT_BRANCH=${{ github.event.repository.default_branch }}
-          git remote add upstream https://github.com/apache/arrow
-          git fetch upstream
-
-          changed() {
-            git diff --name-only upstream/$DEFAULT_BRANCH... | grep -e "$1" >/dev/null 2>&1
-          }
-          if changed '^r/.*\.R$'; then
-            echo "R_DOCS=true" >> $GITHUB_ENV
-            echo "R_CODE=true" >> $GITHUB_ENV
-          fi
-          if changed 'cmake' || changed 'CMake'; then
-            echo "CMAKE_FORMAT=true" >> $GITHUB_ENV
-          fi
-          if changed '^cpp/src'; then
-            echo "CLANG_FORMAT_CPP=true" >> $GITHUB_ENV
-          fi
-          if changed '^r/src'; then
-            echo "CLANG_FORMAT_R=true" >> $GITHUB_ENV
-          fi
-      - name: Ensure clang-format has the appropriate version
-        if: env.CMAKE_FORMAT == 'true' ||
-          env.CLANG_FORMAT_CPP == 'true' ||
-          env.CLANG_FORMAT_R == 'true' ||
-          endsWith(github.event.comment.body, 'everything')
-        run: |
-          set -e
-          . .env # To get the clang version we use
-          sudo apt update
-          sudo apt install -y clang-format-${CLANG_TOOLS}
-      - name: Run cmake_format
-        if: env.CMAKE_FORMAT == 'true' || endsWith(github.event.comment.body, 'everything')
-        run: |
-          set -ex
-          export PATH=/home/runner/.local/bin:$PATH
-          python3 -m pip install --upgrade pip setuptools wheel
-          python3 -m pip install -e dev/archery[lint]
-          archery lint --cmake-format --fix
-      - name: Run clang-format on cpp
-        if: env.CLANG_FORMAT_CPP == 'true' || endsWith(github.event.comment.body, 'everything')
-        run: |
-          . .env # To get the clang version we use
-          cpp/build-support/run_clang_format.py \
-              --clang_format_binary=clang-format-${CLANG_TOOLS} \
-              --exclude_glob=cpp/build-support/lint_exclusions.txt \
-              --source_dir=cpp/src --quiet --fix
-      - name: Run clang-format on r
-        if: env.CLANG_FORMAT_R == 'true' || endsWith(github.event.comment.body, 'everything')
-        run: |
-          . .env # To get the clang version we use
-          cpp/build-support/run_clang_format.py \
-              --clang_format_binary=clang-format-${CLANG_TOOLS} \
-              --exclude_glob=cpp/build-support/lint_exclusions.txt \
-              --source_dir=r/src --quiet --fix
-      - uses: r-lib/actions/setup-r@11a22a908006c25fe054c4ef0ac0436b1de3edbe # v2.6.4
-        if: env.R_DOCS == 'true' || env.R_CODE == 'true' || endsWith(github.event.comment.body, 'everything')
-      - name: Update R docs
-        if: env.R_DOCS == 'true' || endsWith(github.event.comment.body, 'everything')
-        shell: Rscript {0}
-        run: |
-          source("ci/etc/rprofile")
-          install.packages(c("remotes", "roxygen2"))
-          remotes::install_deps("r")
-          roxygen2::roxygenize("r")
-      - name: Style R code
-        if: env.R_CODE == 'true' || endsWith(github.event.comment.body, 'everything')
-        shell: Rscript {0}
-        run: |
-          changed_files <- system("git diff --name-only upstream/${{ github.event.repository.default_branch }}... 2>&1", intern = TRUE)
-          # only grab the .R files under r/
-          changed_files <- grep('^r/.*\\.R$', changed_files, value = TRUE)
-          # remove codegen.R and other possible exclusions
-          changed_files <- changed_files[!changed_files %in% file.path("r", source("r/.styler_excludes.R")$value)]
-          source("ci/etc/rprofile")
-          install.packages(c("remotes", "styler"))
-          remotes::install_deps("r")
-          styler::style_file(changed_files)
-      - name: Commit results
-        run: |
-          git config user.name "$(git log -1 --pretty=format:%an)"
-          git config user.email "$(git log -1 --pretty=format:%ae)"
-          git commit -a -m 'Autoformat/render all the things [automated commit]' || echo "No changes to commit"
-      - uses: r-lib/actions/pr-push@11a22a908006c25fe054c4ef0ac0436b1de3edbe # v2.6.4
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-
-  rebase:
-    name: "Rebase"
-    if: startsWith(github.event.comment.body, '@github-actions rebase')
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4.0.0
-      - uses: r-lib/actions/pr-fetch@11a22a908006c25fe054c4ef0ac0436b1de3edbe # v2.6.4
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-      - name: Rebase on ${{ github.repository }} default branch
-        run: |
-          set -ex
-          git config user.name "$(git log -1 --pretty=format:%an)"
-          git config user.email "$(git log -1 --pretty=format:%ae)"
-          git remote add upstream https://github.com/${{ github.repository }}
-          git fetch --unshallow upstream ${{ github.event.repository.default_branch }}
-          git rebase upstream/${{ github.event.repository.default_branch }}
-      - uses: r-lib/actions/pr-push@11a22a908006c25fe054c4ef0ac0436b1de3edbe # v2.6.4
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-          args: "--force"
-
   issue_assign:
     name: "Assign issue"
     permissions: