Aligning with sktime test

skbase/utils/dependencies/tests/test_check_dependencies.py

@@ -91,7 +91,7 @@ class DummyObjectClass(BaseObject):
             "This is due to the release candidate status of your system Python."
         )
 
-        if not expect_exception or not exception.msg == expected_msg:
+        if not expect_exception or exception.msg != expected_msg:
             # Throw Error since exception is not expected or has not the correct message
             raise AssertionError(
                 "ModuleNotFoundError should be NOT raised by:",