fix: Checkout master before hogql-diff and use new GH syntax (#18461)

* fix: Replace deprecated set-output GH actions command

* fix: Checkout master before checking for hogql changes

* fix: But go back to branch after done

* fix: Instead just diff with origin/master

* fix: Let's just fetch manually

* fix: Install libantlr, what's the worst that can happen?

* fix: Install antlr the hogql-way

* fix: Amazing hogql-developers already include this in wheel

.github/actions/run-backend-tests/action.yml

@@ -53,8 +53,9 @@ runs:
           shell: bash
           id: hogql-parser-diff
           run: |
-              changed=$(git diff --quiet HEAD master -- hogql_parser/ && echo "false" || echo "true")
-              echo "::set-output name=changed::$changed"
+              git fetch --no-tags --prune --depth=1 origin
+              changed=$(git diff --quiet HEAD origin/master -- hogql_parser/ && echo "false" || echo "true")
+              echo "changed=$changed" >> $GITHUB_OUTPUT
 
         - name: Install SAML (python3-saml) dependencies
           shell: bash