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] <[email protected]>

Author: dependabot[bot]

requirements.txt

@@ -5,7 +5,7 @@ geojson==2.5.0
 geopandas==0.7.0
 lxml==4.6.3
 networkx==2.4
-numpy==1.18.5
+numpy==1.22.0
 pandas==1.2.1
 plotnine==0.7.1
 polyline==1.4.0