Test with macos-15

Author: daohoangson

.github/workflows/integration_test.yml

@@ -63,7 +63,7 @@ jobs:
             --use-orchestrator
 
   ios:
-    runs-on: macos-15-arm64
+    runs-on: macos-15
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
       - name: Setup Flutter