[frontend] Delete actions are not allowed on the injectresult list

[savacano28]

Proposed changes

Related issues

• Closes Actions are not allowed on the Inject Results list in the Exercise Overview #1862

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...

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 33.04%. Comparing base (d20c8e3) to head (29ee24b).
Report is 2 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##             master    #1884   +/-   ##
=========================================
  Coverage     33.04%   33.04%           
  Complexity     1653     1653           
=========================================
  Files           571      571           
  Lines         16766    16766           
  Branches        971      971           
=========================================
  Hits           5540     5540           
  Misses        10979    10979           
  Partials        247      247           

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