fix: replace deprecated set-output command

Author: cibinmathew

.github/workflows/main.yml

@@ -29,7 +29,7 @@ jobs:
     steps:
       - name: Get current date
         id: date
-        run: echo "::set-output name=current_date::$(date +'%Y-%m-%d')"
+        run: echo "current_date=$(date +'%Y-%m-%d')" >> $GITHUB_OUTPUT
 
       - name: Check out main branch
         uses: actions/checkout@v3
@@ -79,7 +79,7 @@ jobs:
           output="${output//'%'/'%25'}"
           output="${output//$'\n'/'%0A'}"
           output="${output//$'\r'/'%0D'}"
-          echo "::set-output name=change_summary::$output"
+          echo "change_summary=$output" >> $GITHUB_OUTPUT
         working-directory: ./scripts
 
       - name: Create PR