feat(ci): update artifact upload arrow

- Changed the arrow symbol in the names of upload steps in the
  regression and upgrade workflows from "↑" to "↟" for better clarity.

.github/workflows/regression_reusable.yaml

@@ -120,27 +120,27 @@ jobs:
             testrun_name_strip="$(echo "${{ inputs.testrun_name }}" | sed 's/[^a-zA-Z0-9_-]//g')"
             curl -s -X PUT --fail-with-body -u ${{ secrets.TCACHE_BASIC_AUTH }} "${{ secrets.TCACHE_URL }}/${testrun_name_strip}/${{ github.run_number }}/import" -F "[email protected]"
           fi
-      - name: ↑ Upload testing artifacts on failure
+      - name: ↟ Upload testing artifacts on failure
         uses: actions/upload-artifact@v4
         if: failure()
         with:
           name: testing-artifacts
           path: testing_artifacts.tar.xz
-      - name: ↑ Upload Allure results
+      - name: ↟ Upload Allure results
         uses: actions/upload-artifact@v4
         # When using `always()`, you lose ability to manually cancel the workflow.
         # Use `success() || failure()` instead.
         if: success() || failure()
         with:
           name: allure-results
           path: allure-results.tar.xz
-      - name: ↑ Upload HTML report
+      - name: ↟ Upload HTML report
         uses: actions/upload-artifact@v4
         if: success() || failure()
         with:
           name: testrun-report
           path: testrun-report.html
-      - name: ↑ Upload testrun files
+      - name: ↟ Upload testrun files
         uses: actions/upload-artifact@v4
         if: success() || failure()
         with:
@@ -151,7 +151,7 @@ jobs:
             testrun-report.xml
             deselected_tests.txt
             requirements_coverage.json
-      - name: ↑ Upload CLI coverage
+      - name: ↟ Upload CLI coverage
         uses: actions/upload-artifact@v4
         if: success() || failure()
         with:

.github/workflows/upgrade_reusable.yaml

@@ -50,33 +50,33 @@ jobs:
           echo "::group::Script setup"
           ./.github/node_upgrade.sh
           echo "::endgroup::"
-      - name: ↑ Upload testing artifacts on failure
+      - name: ↟ Upload testing artifacts on failure
         uses: actions/upload-artifact@v4
         if: failure()
         with:
           name: testing-artifacts
           path: testing_artifacts.tar.xz
-      - name: ↑ Upload Allure results for step1
+      - name: ↟ Upload Allure results for step1
         uses: actions/upload-artifact@v4
         # When using `always()`, you lose ability to manually cancel the workflow.
         # Use `success() || failure()` instead.
         if: success() || failure()
         with:
           name: allure-results-step1
           path: allure-results-step1.tar.xz
-      - name: ↑ Upload Allure results for step2
+      - name: ↟ Upload Allure results for step2
         uses: actions/upload-artifact@v4
         if: success() || failure()
         with:
           name: allure-results-step2
           path: allure-results-step2.tar.xz
-      - name: ↑ Upload Allure results for step3
+      - name: ↟ Upload Allure results for step3
         uses: actions/upload-artifact@v4
         if: success() || failure()
         with:
           name: allure-results-step3
           path: allure-results-step3.tar.xz
-      - name: ↑ Upload HTML reports
+      - name: ↟ Upload HTML reports
         uses: actions/upload-artifact@v4
         if: success() || failure()
         with:
@@ -85,15 +85,15 @@ jobs:
             testrun-report-step1.html
             testrun-report-step2.html
             testrun-report-step3.html
-      - name: ↑ Upload testrun files
+      - name: ↟ Upload testrun files
         uses: actions/upload-artifact@v4
         if: success() || failure()
         with:
           name: testrun-files
           path: |
             scheduling.log.xz
             errors_all.log
-      - name: ↑ Upload CLI coverage
+      - name: ↟ Upload CLI coverage
         uses: actions/upload-artifact@v4
         if: success() || failure()
         with: