Removed obsolete comment line.

Author: pp-mo

lib/iris/tests/unit/fileformats/nc_load_rules/actions/__init__.py

@@ -64,7 +64,6 @@ class Mixin__nc_load_actions:
 
     @classmethod
     def setUpClass(cls):
-        # # Control which testing method we are applying.
         # Create a temp directory for temp files.
         cls.temp_dirpath = Path(tempfile.mkdtemp())