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
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements.txt

@@ -8,7 +8,7 @@ mahotas==1.4.9
 matplotlib==3.1.1   
 networkx==2.4     
 numpy==1.17.4  
-opencv-contrib-python==4.1.1.26
+opencv-contrib-python==4.2.0.32
 Pillow==8.1.1   
 pip==19.3.1  
 pyparsing==2.4.5