build: specify gradle version

Author: linyimin0812

.github/workflows/build.yml

@@ -29,8 +29,9 @@ jobs:
           path: ~/.gradle/caches
           key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
           restore-keys: ${{ runner.os }}-gradle
+          gradle-version: 7.6
       - name: Build and analyze
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
-        run: gradle wrapper --gradle-version 7.6 && ./gradlew build sonarqube --info
+        run: gradle wrapper && ./gradlew build sonarqube --info