Added a hint how to fix unsupported compose errors

Author: ArneTR

lib/schema_checker.py

@@ -165,7 +165,7 @@ def check_usage_scenario(self, usage_scenario):
                 error_message = e.autos[2:]
 
             if 'Wrong key' in e.code:
-                raise SchemaError(f"Your compose file does contain a key that GMT does not support - Please check if the container will still run as intended: {error_message}") from e
+                raise SchemaError(f"Your compose file does contain a key that GMT does not support - Please check if the container will still run as intended. If you want to ignore this error you can add the attribute `ignore-unsupported-compose: true` to your usage_scenario.yml\nError: {error_message}") from e
 
             raise SchemaError(error_message) from e
 

tests/test_usage_scenario.py

@@ -189,7 +189,7 @@ def test_unsupported_compose():
     with pytest.raises(SchemaError) as e:
         with Tests.RunUntilManager(runner) as context:
             context.run_until('setup_services')
-    assert str(e.value) == 'Your compose file does contain a key that GMT does not support - Please check if the container will still run as intended: ["Wrong key \'blkio_config\' in {\'image\': \'alpine\', \'blkio_config\': {\'weight\': 300}}"]'
+    assert str(e.value) == 'Your compose file does contain a key that GMT does not support - Please check if the container will still run as intended. If you want to ignore this error you can add the attribute `ignore-unsupported-compose: true` to your usage_scenario.yml\nError: ["Wrong key \'blkio_config\' in {\'image\': \'alpine\', \'blkio_config\': {\'weight\': 300}}"]'
 
 def test_skip_unsupported_compose():
     runner = Runner(uri=GMT_DIR, uri_type='folder', filename='tests/data/usage_scenarios/skip_unsupported_compose.yml', skip_system_checks=True, dev_no_metrics=True, dev_no_phase_stats=True, dev_no_sleeps=True, dev_cache_build=False)