Bump numpy from 1.16.4 to 1.22.0 in /CV/robust_vessel_segmentation

Bumps [numpy](https://github.com/numpy/numpy) from 1.16.4 to 1.22.0.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/HOWTO_RELEASE.rst)
- [Commits](numpy/numpy@v1.16.4...v1.22.0)

---
updated-dependencies:
- dependency-name: numpy
  dependency-type: direct:production
...

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

Author: dependabot[bot]

CV/robust_vessel_segmentation/requirements.txt

@@ -1,4 +1,4 @@
 matplotlib==2.2.2
-numpy==1.16.4
+numpy==1.22.0
 opencv-python==3.4.3
 paddlepaddle-gpu==1.6.2