[Metax][CI] Change Jenkins trigger group from APPROVAL to GZ_BD-CPU (#7918)

Author: plusNew001

.github/workflows/ci_metax.yml

@@ -19,7 +19,7 @@ jobs:
   trigger-jenkins:
     name: Trigger Jenkins for PR
     runs-on:
-      group: APPROVAL
+      group: GZ_BD-CPU
     environment: Metax_ci
 
     steps: