Add a GitHub warning to the iOS simulator logic (#1371)

* Add a GitHub warning to the iOS simulator logic

* Update test_simulator.py

* Update test_simulator.py

Author: a-maurice

scripts/gha/test_simulator.py

@@ -80,6 +80,7 @@
 import os
 import pathlib
 import platform
+import re
 import shutil
 import signal
 import subprocess
@@ -512,6 +513,8 @@ def _create_and_boot_simulator(apple_platform, device_name, device_os):
     # If the requested version is available, use it, otherwise default to the latest
     if (device_os not in available_versions):
       logging.warning("Unable to find version %s, will fall back to %s", device_os, available_versions[-1])
+      if FLAGS.ci:
+        print("::warning ::Unable to find %s version %s, will fall back to %s" % (apple_platform, device_os, available_versions[-1]))
       device_os = available_versions[-1]
 
     args = ["xcodes", "runtimes", "install", "%s %s" % (apple_platform, device_os)]