feat: use codebuild stack via cdk

Signed-off-by: Arjun Raja Yogidas <[email protected]>

Author: coderbirju

.github/workflows/mac-test.yaml

@@ -15,7 +15,7 @@ env:
   GO_VERSION: '1.23.8'
 jobs:
   mac-test:
-    runs-on: codebuild-newFD-CI-test-${{ github.run_id }}-${{ github.run_attempt }}
+    runs-on: codebuild-finch-daemon-arm64-2-instance-${{ github.run_id }}-${{ github.run_attempt }}
     timeout-minutes: 30
     steps:
       - name: Clean macOS runner workspace