12913 replace m UI popover with studio popover

[wrt95]

Description

• Replacing the final usage of Popover from MUI with StudioPopover

Related Issue(s)

• 12193

Verification

• [x] Your code builds clean without any errors or warnings
• [x] Manual testing done (required)
• [x] Relevant automated test added (if you find this hard, leave it and we'll help out)

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 82.69231% with 9 lines in your changes missing coverage. Please review.

Project coverage is 91.88%. Comparing base (948e115) to head (453047e).

Files	Patch %	Lines
frontend/app-development/layout/App.tsx	57.14%	3 Missing :warning:
...v3/src/components/toolbar/ToolbarItemComponent.tsx	75.00%	1 Missing and 1 partial :warning:
...or/src/components/toolbar/ToolbarItemComponent.tsx	75.00%	1 Missing and 1 partial :warning:
...tor-v3/src/components/Elements/ConfPageToolbar.tsx	50.00%	1 Missing :warning:
...-editor/src/components/Elements/DefaultToolbar.tsx	75.00%	0 Missing and 1 partial :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #13051 +/- ## ========================================== + Coverage 91.73% 91.88% +0.14% ========================================== Files 1424 1425 +1 Lines 19986 19941 -45 Branches 2395 2388 -7 ========================================== - Hits 18334 18322 -12 + Misses 1392 1361 -31 + Partials 260 258 -2 ```

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