Added feature to display dimensions of rectangles and ellipses

[bsekachev]

Motivation and context

Added setting to display shape size of rectangles and ellipses without dragging/resizing them:

How has this been tested?

Checklist

• I submit my changes into the develop branch
• I have created a changelog fragment
• I have updated the documentation accordingly
• I have added tests to cover my changes
• I have linked related issues (see GitHub docs)

License

• I submit my code changes under the same MIT License that covers the project.
  Feel free to contact the maintainers if that's a concern.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 93.75000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 73.32%. Comparing base (09bfb2a) to head (b28faf8).
Report is 6 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #9142      +/-   ##
===========================================
+ Coverage    73.16%   73.32%   +0.16%     
===========================================
  Files          446      448       +2     
  Lines        45661    45862     +201     
  Branches      3907     3914       +7     
===========================================
+ Hits         33408    33629     +221     
+ Misses       12253    12233      -20     

Components	Coverage Δ
cvat-ui	77.09% <93.75%> (+0.05%)	⬆️
cvat-server	70.31% <ø> (+0.26%)	⬆️

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud