Fixed opencv runtime initialization

[bsekachev]

Motivation and context

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)
• I have increased versions of npm packages if it is necessary
  (cvat-canvas,
  cvat-core,
  cvat-data and
  cvat-ui)

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]

Codecov Report

Merging #7101 (fe54728) into develop (5392763) will decrease coverage by 0.05%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           develop    #7101      +/-   ##
===========================================
- Coverage    82.43%   82.38%   -0.05%     
===========================================
  Files          361      362       +1     
  Lines        39310    39328      +18     
  Branches      3591     3593       +2     
===========================================
- Hits         32405    32401       -4     
- Misses        6905     6927      +22     

Components	Coverage Δ
cvat-ui	77.31% <100.00%> (-0.12%)	⬇️
cvat-server	87.03% <ø> (+0.01%)	⬆️