fix: version for SonarQub

Author: FrogDevelopper

.github/workflows/build.yml

@@ -15,8 +15,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
         with:
-          fetch-depth: 2
-      - run: git checkout HEAD^
+          fetch-depth: 0
 
       - name: Setup Java 14
         uses: joschi/setup-jdk@v2