Bump fonttools from 4.37.1 to 4.38.0

Bumps [fonttools](https://github.com/fonttools/fonttools) from 4.37.1 to 4.38.0.
- [Release notes](https://github.com/fonttools/fonttools/releases)
- [Changelog](https://github.com/fonttools/fonttools/blob/main/NEWS.rst)
- [Commits](fonttools/fonttools@4.37.1...4.38.0)

---
updated-dependencies:
- dependency-name: fonttools
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -8,7 +8,7 @@ attrs==22.1.0
     # via ml-tooling (setup.py)
 cycler==0.11.0
     # via matplotlib
-fonttools==4.37.1
+fonttools==4.38.0
     # via matplotlib
 greenlet==1.1.3
     # via sqlalchemy