Used namespaced tranlsations in shared/access_tokens

What does this MR do and why?

Used namespaced tranlsations in shared/access_tokens

• the Tokens namespace is completely removed from the project
• used correct AccessTokens namespace

Screenshots or screen recordings

No UI changes

Click to expand

How to set up and validate locally

Open /settings/access_tokens page in any group

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Relates #337303 (closed)