chore: bump pnpm to v10 in web dockerfile (#17611)

.github/workflows/web-tests.yml

@@ -31,7 +31,9 @@ jobs:
         uses: tj-actions/changed-files@v45
         with:
           files: web/**
+
       - name: Install pnpm
+        if: steps.changed-files.outputs.any_changed == 'true'
         uses: pnpm/action-setup@v4
         with:
           version: 10