chore: further optimizations to workflow

Author: 403-html

.github/workflows/on_merge.yml

@@ -19,16 +19,17 @@ jobs:
         run: yarn authors
 
       - name: Check if AUTHORS.md has changed
-        id: check_changes
         run: |
           if git status --porcelain | grep 'AUTHORS.md'; then
-            echo "changed=true" >> $GITHUB_ENV
+            echo "CHANGED=true" >> $GITHUB_ENV
           else
-            echo "changed=false" >> $GITHUB_ENV
+            echo "CHANGED=false" >> $GITHUB_ENV
           fi
+          
+          echo "CHANGED is $CHANGED"
 
       - name: Commit changes
-        if: steps.check_changes.outputs.changed == 'true'
+        if: ${{ env.CHANGED == 'true' }}
         run: |
           git config --local user.email "github-actions[bot]@users.noreply.github.com"
           git config --local user.name "github-actions[bot]"