Bump numpy from 1.20.2 to 1.21.0

Bumps [numpy](https://github.com/numpy/numpy) from 1.20.2 to 1.21.0.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/HOWTO_RELEASE.rst.txt)
- [Commits](numpy/numpy@v1.20.2...v1.21.0)

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

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

Author: dependabot[bot]

requirements.txt

@@ -21,7 +21,7 @@ Jinja2==2.11.3
 keyring==23.0.1
 MarkupSafe==1.1.1
 mccabe==0.6.1
-numpy==1.20.2
+numpy==1.21.0
 packaging==20.9
 pandas==1.2.4
 pkginfo==1.7.0