chore(deps): update hmarr/auto-approve-action action to v3

Author: renovate[bot]

.github/workflows/auto-approve.yml

@@ -7,7 +7,7 @@ jobs:
   auto-approve:
     runs-on: ubuntu-20.04
     steps:
-      - uses: hmarr/auto-approve-action@v2.4.0
+      - uses: hmarr/auto-approve-action@v3.1.0
         if: github.actor == 'renovatebot'
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"