Move header overrides out of mu-plugin and into the wp-framework

[claytoncollie]

Is your enhancement related to a problem? Please describe.

I think we should move this functionality to the wp-framework so it is standardized across all projects.

https://github.com/10up/wp-scaffold/blob/trunk/mu-plugins/10up-plugin/src/Core/HeadOverrides.php

Designs

No response

Describe alternatives you've considered

No response

Code of Conduct

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