Use working-directory

Author: rrousselGit

.github/workflows/dart_frog_lint.yaml

@@ -26,7 +26,12 @@ jobs:
 
   custom_lint:
     runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: packages/dart_frog_lint
+
     steps:
+      # Bootstrap project
       - uses: actions/[email protected]
         with:
           fetch-depth: 2
@@ -37,6 +42,8 @@ jobs:
         run: echo "PUB_CACHE="$HOME/.pub-cache"" >> $GITHUB_ENV
       - name: Install dependencies
         run: flutter pub get
+
+      # Finally do some checks
       - name: Run custom_lint
         run: dart run custom_lint