fix(ci): checkout repo for master workflow

Author: BatuhanW

Diff for: .github/workflows/example-previews.yml

@@ -38,10 +38,10 @@ jobs:
       all_examples: ${{ steps.deploy-previews-label.outputs.all_examples || false }}
       dispatch_example: ${{ join(inputs.example_name) || false }}
     steps:
+    - uses: actions/checkout@v4
     - name: Get PR labels
       id: pr-labels
       uses: joerick/[email protected]
-    # For pull requests it's not necessary to checkout the code
     - name: 'Check deploy previews label'
       id: deploy-previews-label
       run: echo 'all_examples=["finefoods-antd", "finefoods-client", "finefoods-material-ui", "app-crm", "pixels", "invoicer"]' >> $GITHUB_OUTPUT