Remove feature toggle for resource access lists

[mgunnerud]

Description

Release resource access lists (RRR); remove feature toggle

Related Issue(s)

• this PR

Verification

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

Documentation

• [ ] User documentation is updated with a separate linked PR in altinn-studio-docs. (if applicable)

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 50.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 91.14%. Comparing base (af5748d) to head (6e3f15a). Report is 1 commits behind head on main.

Files	Patch %	Lines
...eadm/pages/AboutResourcePage/AboutResourcePage.tsx	50.00%	2 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #12945 +/- ## ========================================== - Coverage 91.15% 91.14% -0.01% ========================================== Files 1399 1399 Lines 19820 19816 -4 Branches 2398 2396 -2 ========================================== - Hits 18066 18062 -4 Misses 1492 1492 Partials 262 262 ```

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