Updated gradlepublish.yml

Author: VitaliyBoyko

.github/workflows/gradlepublish.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up JDK 11
         uses: actions/setup-java@v1
         with: