chore(deps): update endbug/add-and-commit action to v9

Author: renovate[bot]

.github/workflows/report.yml

@@ -41,7 +41,7 @@ jobs:
       #    if-no-files-found: error
 
       # save full report for history
-      - uses: EndBug/add-and-commit@v7
+      - uses: EndBug/add-and-commit@v9
         with:
           add: '["report.json"]'
           default_author: github_actions

.github/workflows/scans.yml

@@ -222,7 +222,7 @@ jobs:
         with:
           url: ${{ matrix.sites.url }}
 
-      - uses: EndBug/add-and-commit@v7
+      - uses: EndBug/add-and-commit@v9
         with:
           add: '["results"]'
           author_name: ${{ secrets.SOCIALGROOVYBOT_NAME }}