Use Xcode 13 on macos latest

.github/workflows/test-ios-simulator.yaml

@@ -13,7 +13,7 @@ concurrency:
 jobs:
   run_tests:
     name: Flutter ${{ matrix.flutter-version }} on ${{ matrix.device_model }} (${{ matrix.os_version }}) simulator
-    runs-on: macos-12
+    runs-on: macos-latest
     timeout-minutes: 40
     outputs:
       SLACK_MESSAGE_TITLE: Flutter ${{ matrix.flutter-version }} on ${{ matrix.os }} ${{ matrix.os_version }} simulator
@@ -30,7 +30,7 @@ jobs:
         device_model:
           [iPhone SE (3rd generation), iPhone 14, iPad (10th generation)]
         os: [iOS]
-        os_version: ["16.2"]
+        os_version: ["16.4"]
 
     defaults:
       run:
@@ -40,6 +40,12 @@ jobs:
       - name: Clone repository
         uses: actions/checkout@v4
 
+      - name: Xcode Select Version
+        uses: mobiledevops/xcode-select-version-action@v1
+        with:
+          xcode-select-version: 14.3.1
+      - run: xcodebuild -version
+
       - name: Set up Flutter
         uses: subosito/flutter-action@v2
         with: