fix: github code scanning warnings

[xyb]

No description provided.

[codecov-commenter]

Codecov Report

Attention: 3 lines in your changes are missing coverage. Please review.

Comparison is base (79f1aa3) 83.70% compared to head (0da53e5) 83.64%.

Files	Patch %	Lines
DebugLibrary/robotkeyword.py	33.33%	2 Missing ⚠️
DebugLibrary/prompttoolkitcmd.py	66.66%	1 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##           master      #74      +/-   ##
==========================================
- Coverage   83.70%   83.64%   -0.06%     
==========================================
  Files          17       17              
  Lines         577      581       +4     
  Branches       88       90       +2     
==========================================
+ Hits          483      486       +3     
- Misses         66       67       +1     
  Partials       28       28              

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