modify build.yml

Author: snevg04

.github/workflows/build.yml

@@ -31,6 +31,7 @@ jobs:
           key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
           restore-keys: ${{ runner.os }}-gradle
       - name: Build and analyze
+        working-directory: ./app
         env:
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
         run: ./gradlew build sonar --info