How to disable profiency level under competency

Summary:

We are not using job profile and i want to disable the profiency rating under competency. How can we disable the profiency level under competency

Content (please ensure you mask any confidential information):

In Profile Type under competency template there is no Profieciency level option to disable it

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):