Bump numpy from 1.21.2 to 1.22.0 in /scripts (#120)

Bumps [numpy](https://github.com/numpy/numpy) from 1.21.2 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@v1.21.2...v1.22.0)

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

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

scripts/requirements.txt

@@ -8,7 +8,7 @@ joblib==1.0.1
 jsonschema==3.2.0
 musdb==0.3.1
 museval==0.3.1
-numpy==1.21.2
+numpy==1.22.0
 pandas==1.3.3
 pyaml==21.8.3
 pycparser==2.20