[KYUUBI #6846] Enable gluten CI for kyuubi apache repo

### Why are the changes needed?

Enable gluten CI for kyuubi apache repo

### How was this patch tested?

Review

### Was this patch authored or co-authored using generative AI tooling?

No

Closes #6846 from wForget/gluten_ci.

Closes #6846

22ab3ada8 [wforget] Enable gluten CI for kyuubi apache repo

Authored-by: wforget <643348094@qq.com>
Signed-off-by: wforget <643348094@qq.com>

.github/workflows/gluten.yml

@@ -27,6 +27,7 @@ env:
 jobs:
   gluten-build:
     name: Build Gluten
+    if: ${{ startsWith(github.repository, 'apache/') }}
     runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4