Fix undefined variable usage caught by ruff.

Author: pyth0n1c

contentctl/input/yml_reader.py

@@ -33,9 +33,6 @@ def load_file(
                 import strictyaml
                 strictyaml.dirty_load(file_handler.read(), allow_flow_style=True)
                 file_handler.seek(0)
-            
-                print(f"Error loading YML file {file_path}: {str(e)}")
-                sys.exit(1)
 
 
             # Ideally we should use