fix: git action for auto-assign

Author: ruthetum

.github/workflows/pr-auto-assign.yaml

@@ -7,6 +7,6 @@ jobs:
   auto-assign:
     runs-on: ubuntu-latest
     steps:
-      - uses: jimschubert/labeler-action@v2
+      - uses: kentaro-m/auto-assign-action@v2.0.0
         with:
           configuration-path: '.github/auto-assign-config.yml'