Bump fonttools from 4.38.0 to 4.48.1

Bumps [fonttools](https://github.com/fonttools/fonttools) from 4.38.0 to 4.48.1.
- [Release notes](https://github.com/fonttools/fonttools/releases)
- [Changelog](https://github.com/fonttools/fonttools/blob/main/NEWS.rst)
- [Commits](fonttools/fonttools@4.38.0...4.48.1)

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

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

requirements.txt

@@ -4,7 +4,7 @@
 #
 #    pip-compile
 #
-fonttools==4.38.0          # via font-v (setup.py)
+fonttools==4.48.1          # via font-v (setup.py)
 gitdb==4.0.10              # via gitpython
 gitpython==3.1.31          # via font-v (setup.py)
 smmap==5.0.0              # via gitdb