fix: constants pr workflow to keep all steps under the same job

GH Actions workflows keep job isolated so they share same shell
so all the context is gone so merging all steps into single job.

.github/workflows/raise-pr-for-constants.yml

@@ -15,10 +15,8 @@ env:
   DEST_PATH: packages/analytics-js-common/src/constants/integrations/Destinations.ts
 
 jobs:
-  check_changes:
+  check_changes_and_raise_pr:
     runs-on: ubuntu-latest
-    outputs:
-      pr_required: ${{ steps.compare_files.outputs.pr_required }}
     steps:
       - name: Checkout Source Repo
         uses: actions/checkout@v4
@@ -46,12 +44,8 @@ jobs:
             echo "pr_required=true" >> $GITHUB_OUTPUT
           fi
 
-  raise_pr:
-    needs: check_changes
-    if: needs.check_changes.outputs.pr_required == 'true'
-    runs-on: ubuntu-latest
-    steps:
       - name: Commit and Push Changes
+        if: steps.compare_files.outputs.pr_required == 'true'
         run: |
           cd dest-repo
           cp "../generated/Destinations.ts" "packages/analytics-js-common/src/constants/integrations/Destinations.ts"
@@ -60,6 +54,7 @@ jobs:
           git push origin ${{ env.BRANCH_NAME }}
 
       - name: Create or Update PR
+        if: steps.compare_files.outputs.pr_required == 'true'
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |