Update blank.yml

Author: fkorotkov

.github/workflows/blank.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        runner: ["ghcr.io/cirruslabs/macos-runner:sonoma"]
+        runner: ["ghcr.io/cirruslabs/macos-sonoma-xcode:15.2", "ghcr.io/cirruslabs/macos-runner:sonoma"]
     runs-on: ["${{ matrix.runner }}", "low-priority"]
     timeout-minutes: 2
     steps:
@@ -24,3 +24,5 @@ jobs:
         run: df -h
       - name: Xcodes List
         run: sudo xcodes installed
+      - name: Test
+        run: xcodebuild -runFirstLaunch