[deps] Lock pytorch / torchvision version

[ydcjeff]

What does this PR do?

Lock pytorch / torchvision version not to fail on master once PyTorch releases new version

Before submitting

• Was this discussed/approved via a Github issue? (no need for typos and docs improvements)
• Did you read the contributor guideline, Pull Request section?
• Did you make sure your PR does only one thing, instead of bundling different changes together? Otherwise, we ask you to create a separate PR for every change.
• Did you make sure to update the documentation with your changes?
• Did you write any new necessary tests?
• Did you verify new and existing tests pass locally with your changes?
• If you made a notable change (that affects users), did you update the CHANGELOG?

PR review

• Is this pull request ready for review? (if not, please submit in draft mode)

Anyone in the community is free to review the PR once the tests have passed.
If we didn't discuss your PR in Github issues there's a high chance it will not be merged.

Did you have fun?

Make sure you had fun coding 🙃

[codecov]

Codecov Report

Merging #4469 into master will increase coverage by 1%.
The diff coverage is n/a.

@@          Coverage Diff           @@
##           master   #4469   +/-   ##
======================================
+ Coverage      92%     93%   +1%     
======================================
  Files         113     113           
  Lines        8278    8192   -86     
======================================
- Hits         7632    7621   -11     
+ Misses        646     571   -75