[#1397] Updated demo and test images.

[AlexSkrypnyk]

closes #1397

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 68.05%. Comparing base (982c967) to head (82ad3fb).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff              @@
##           develop    #1412       +/-   ##
============================================
+ Coverage    56.73%   68.05%   +11.32%     
============================================
  Files           41       41               
  Lines         3127     3127               
============================================
+ Hits          1774     2128      +354     
+ Misses        1353      999      -354     

Flag	Coverage Δ
	3.03% <ø> (ø)

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