chore(deps): bump numpy in /appengine/flexible/scipy

Bumps [numpy](https://github.com/numpy/numpy) from 1.21.4 to 1.22.0.
- [Release notes](https://github.com/numpy/numpy/releases)
- [Changelog](https://github.com/numpy/numpy/blob/main/doc/RELEASE_WALKTHROUGH.rst)
- [Commits](numpy/numpy@v1.21.4...v1.22.0)

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

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

appengine/flexible/scipy/requirements.txt

@@ -2,7 +2,7 @@ Flask==2.1.0; python_version > '3.6'
 Flask==2.0.3; python_version < '3.7'
 gunicorn==20.1.0
 imageio==2.14.0
-numpy==1.21.4
+numpy==1.22.0
 pillow==9.2.0
 scipy==1.8.0; python_version > "3.7"
 scipy==1.7.3; python_version <= "3.7"