chore(actions): update actions/checkout action to v3 (#14)

Author: renovate[bot]

.github/workflows/sonarqube.yaml

@@ -15,7 +15,7 @@ jobs:
     runs-on: self-hosted
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         fetch-depth: 0