Add setting to hide user menu in the title bar (#44466)

Closes #44417 

Release Notes:

- Added a setting `show_user_menu` (defaulting to true) which shows or
hides the user menu (the one with the user avatar) in title bar.

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Co-authored-by: Danilo Leal <daniloleal09@gmail.com>
a61c14cf3bJake Go committed on 12/15/2025, 12:25:17 PM· committed by GitHubparentc996934
7 files changedLine totals unavailable