[frontend] remove useless package json resolutions

[guillaumejparis]

Proposed changes

Related issues

• Closes #ISSUE-NUMBER

Checklist

• I consider the submitted work as finished
• I tested the code for its functionality
• I wrote test cases for the relevant uses case
• I added/update the relevant documentation (either on github or on notion)
• Where necessary I refactored code to improve the overall quality

Further comments

If this is a relatively large or complex change, kick off the discussion by explaining why you chose the solution you did and what alternatives you considered, etc...

[guillaumejparis]

mini-css-extract-plugin is not used anywhere
react-transition-group is resolved at his last version (used by @mui/x-date-pickers)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 33.43%. Comparing base (2899e95) to head (4304f39).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #2031   +/-   ##
=========================================
  Coverage     33.43%   33.43%           
  Complexity     1668     1668           
=========================================
  Files           574      574           
  Lines         16799    16799           
  Branches        992      992           
=========================================
  Hits           5617     5617           
  Misses        10928    10928           
  Partials        254      254           

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