Remove unused react components

[Jondyr]

Description

Related Issue(s)

• #{issue number}

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]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.69%. Comparing base (3016b0c) to head (dbca34f).

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #13355      +/-   ##
==========================================
- Coverage   93.70%   93.69%   -0.01%     
==========================================
  Files        1430     1428       -2     
  Lines       19893    19877      -16     
  Branches     2418     2418              
==========================================
- Hits        18640    18624      -16     
  Misses       1005     1005              
  Partials      248      248              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.