Bump numpy from 1.17.4 to 1.22.0

Bumps [numpy](https://github.com/numpy/numpy) from 1.17.4 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](https://github.com/numpy/numpy/compare/v1.17.4...v1.22.0)

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

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

requirements.txt

@@ -8,7 +8,7 @@ itsdangerous==1.1.0
 Jinja2==2.10.3
 MarkupSafe==1.1.1
 mpmath==1.1.0
-numpy==1.17.4
+numpy==1.22.0
 requests==2.22.0
 sympy==1.4
 urllib3==1.25.7