chore: Update eslint workflow and permissions

```text
Update the eslint workflow to include environment variables, concurrency settings, and permissions for writing contents. This ensures proper execution and access for the workflow.
```

.github/workflows/eslint.yml

@@ -7,8 +7,22 @@ on:
     # The branches below must be a subset of the branches above
     branches: ["main"]
 
+env:
+  GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: write
+
 jobs:
   eslint:
+    defaults:
+      run:
+        working-directory: ./vscode-workspaces-gnome
+
     name: Run eslint scanning
     runs-on: ubuntu-latest
     permissions:
@@ -34,4 +48,4 @@ jobs:
         uses: github/codeql-action/upload-sarif@v2
         with:
           sarif_file: eslint-results.sarif
-          wait-for-processing: true
+          wait-for-processing: true