mark test_examples so it only runs on a cmi release

Author: cadenmyers13

tests/test_examples.py

@@ -1,5 +1,12 @@
+import os
 import runpy
 
+import pytest
+
+# Run example scripts only on release
+if not os.getenv("RUN_EXAMPLES"):
+    pytest.skip("Skipping test_examples.py", allow_module_level=True)
+
 
 def test_all_examples(tmp_examples):
     """Run all example scripts to ensure they execute without error."""