fix(ci): run build packages in all branches

Signed-off-by: Jiyong Huang <huangjy@emqx.io>

.github/workflows/build_packages.yaml

@@ -6,8 +6,7 @@ concurrency:
 
 on:
   workflow_run:
-    workflows: [ "Run fvt tests" ]
-    branches: [ main ]
+    workflows: ["Run fvt tests","Run test cases"]
     types:
       - completed