Make labels easier to fill in

What does this MR do and why?

Describe in detail what your merge request does and why.

This aims to make it easier to populate our labels when creating issues via Feature Templates by getting rid of the double-quotes - as they break the issue's ability to provide label names.

Additionally, this removes a second colon for categories as categories should not be scoped labels (meaning multiple categories can be impacted by a feature).

Screenshots or screen recordings

These are strongly recommended to assist reviewers and reduce the time to merge your change.

Current State: When the double-quotes are provided.

When the double-quotes are not provided:

How to set up and validate locally

Numbered steps to set up and validate the change are strongly suggested.

MR acceptance checklist

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