Fix LMI test skip condition and remove deprecated Python version (#8585)

Co-authored-by: Vandita Patidar <vanditap@amazon.com>

Author: Vandita2020

tests/integration/sync/test_sync_code.py

@@ -48,6 +48,9 @@ class TestSyncCodeBase(SyncIntegBase):
 
     @pytest.fixture(scope="class")
     def execute_infra_sync(self):
+        # Skip if test_data_path is None
+        if self.test_data_path is None:
+            pytest.skip("Test data path not initialized - likely due to missing LMI environment variables")
         TestSyncCodeBase.template_path = self.test_data_path.joinpath(self.folder, "before", self.template)
         TestSyncCodeBase.stack_name = self._method_to_stack_name(self.id())
 

tests/integration/validate/test_validate_command.py

@@ -211,7 +211,6 @@ def test_lint_supported_runtimes(self):
             "nodejs22.x",
             "provided.al2",
             "provided.al2023",
-            "python3.9",
             "python3.10",
             "python3.11",
             "python3.12",