Bump numpy from 1.18.5 to 1.22.0

Bumps [numpy](https://github.com/numpy/numpy) from 1.18.5 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@v1.18.5...v1.22.0)

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

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

requirements.txt

@@ -9,7 +9,7 @@ MarkupSafe==1.1.1
 matplotlib==3.3.0
 more-itertools==8.4.0
 numexpr==2.7.2
-numpy==1.18.5
+numpy==1.22.0
 olefile==0.46
 packaging==20.4
 pandas==1.0.5