Bump opencv-contrib-python from 4.1.1.26 to 4.2.0.32

Bumps [opencv-contrib-python](https://github.com/skvark/opencv-python) from 4.1.1.26 to 4.2.0.32.
- [Release notes](https://github.com/skvark/opencv-python/releases)
- [Commits](https://github.com/skvark/opencv-python/commits)

---
updated-dependencies:
- dependency-name: opencv-contrib-python
  dependency-type: direct:production
...

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Author: dependabot[bot]

requirements.txt

@@ -5,5 +5,5 @@ torchvision==0.4.2
 gym==0.17.1
 matplotlib==3.1.1
 tqdm==4.42.1
-opencv-contrib-python==4.1.1.26
+opencv-contrib-python==4.2.0.32
 opencv-python==4.2.0.32