fix(taiko-client): fix pages workflow (#18734)

.github/workflows/taiko-client--pages.yml

@@ -12,6 +12,9 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          ref: main
 
       - name: Set up Go
         uses: actions/setup-go@v4
@@ -33,8 +36,8 @@ jobs:
         run: |
           git config --global user.name "github-actions[bot]"
           git config --global user.email "github-actions[bot]@users.noreply.github.com"
-          git add .
           if ! git diff --quiet; then
+            git add -u
             git commit -m "Update Swagger documentation"
             git push origin HEAD:${{ github.ref_name }}
           else