Bump opencv-contrib-python from 4.3.0.38 to 4.6.0.66 (#51)

* Bump opencv-contrib-python from 4.3.0.38 to 4.6.0.66

Bumps [opencv-contrib-python](https://github.com/skvark/opencv-python) from 4.3.0.38 to 4.6.0.66.
- [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
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update requirements.txt

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Lin Manhui <mhlin425@whu.edu.cn>

requirements.txt

@@ -10,8 +10,8 @@ lap
 motmetrics
 munch
 natsort
-numba == 0.56.2
-opencv-contrib-python == 4.3.0.38
+numba >= 0.56.2
+opencv-contrib-python >= 4.3.0
 openpyxl
 # paddlepaddle >= 2.2.0
 # paddlepaddle-gpu >= 2.2.0