Fix misra c++ quality rules

[fspindle]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 81.25000% with 9 lines in your changes are missing coverage. Please review.

Project coverage is 45.59%. Comparing base (49772bb) to head (68deeca).
Report is 22 commits behind head on master.

Files	Patch %	Lines
...dules/core/src/image/private/vpImageConvert_impl.h	50.00%	4 Missing ⚠️
...s/core/include/visp3/core/vpMeterPixelConversion.h	0.00%	2 Missing ⚠️
modules/core/include/visp3/core/vpImage.h	75.00%	1 Missing ⚠️
modules/core/include/visp3/core/vpImageFilter.h	75.00%	1 Missing ⚠️
modules/vision/include/visp3/vision/vpPose.h	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1409      +/-   ##
==========================================
- Coverage   45.60%   45.59%   -0.02%     
==========================================
  Files        1081     1082       +1     
  Lines      109136   109215      +79     
  Branches    18787    18758      -29     
==========================================
+ Hits        49775    49792      +17     
- Misses      59361    59423      +62     

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