remove workaround

Author: dmitry-shibanov

.github/workflows/build-test.yml

@@ -27,7 +27,6 @@ jobs:
       - run: npm run build
       - run: npm run format-check
       - run: npm test
-      - run: git add .
       - name: Verify no unstaged changes
         if: runner.os != 'windows'
         run: __tests__/verify-no-unstaged-changes.sh