Resolve "Fix focus states on shortcuts"

What does this MR do and why?

Describe in detail what your merge request does and why.

Make use of gl-focus--focus so that counter buttons work exactly the same as links. Also had to remove box-shadow: none; for focus as gl-focus--focus uses a border-box to show focus.

Screenshots or screen recordings

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	before	after
recording	Screen_Recording_2023-04-28_at_11.46.30	Screen_Recording_2023-04-28_at_11.45.58
screenshot with all manually focused

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Related to #404859 (closed)