Add MLE and time summary column to solution checker.

[veluca93]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 88.15789% with 9 lines in your changes missing coverage. Please review.
✅ Project coverage is 56.72%. Comparing base (9964517) to head (0651e32).
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
cmscontrib/SolutionChecker.py	83.63%	9 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1721      +/-   ##
==========================================
+ Coverage   56.66%   56.72%   +0.06%     
==========================================
  Files         344      344              
  Lines       28240    28310      +70     
==========================================
+ Hits        16002    16060      +58     
- Misses      12238    12250      +12     

Flag	Coverage Δ
functionaltests	0.00% <0.00%> (ø)
unittests	56.72% <88.15%> (+0.06%)	⬆️

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