fix matrix OS

Author: adam-enko

.github/workflows/build-project.yml

@@ -34,7 +34,10 @@ jobs:
     needs: validate-gradle-wrapper
     strategy:
       matrix:
-        os: [ macos-latest, ubuntu-latest, windows-latest ]
+        os:
+          - macos-latest
+          - ubuntu-latest
+          - windows-latest
       fail-fast: true
     runs-on: ${{ matrix.os }}
     steps: