better variable name

Author: jacobtylerwalls

astroid/manager.py

@@ -374,6 +374,6 @@ def clear_cache(self):
         # Load brain plugins: currently done in astroid.__init__.py
         for module in BRAIN_MODULES_DIRECTORY.iterdir():
             if module.suffix == ".py":
-                spec = find_spec(f"astroid.brain.{module.stem}")
-                module_object = module_from_spec(spec)
+                module_spec = find_spec(f"astroid.brain.{module.stem}")
+                module_object = module_from_spec(module_spec)
                 spec.loader.exec_module(module_object)