Update faker requirement from <19.0,>=4.1 to >=4.1,<20.0

Updates the requirements on [faker](https://github.com/joke2k/faker) to permit the latest version.
- [Release notes](https://github.com/joke2k/faker/releases)
- [Changelog](https://github.com/joke2k/faker/blob/master/CHANGELOG.md)
- [Commits](joke2k/faker@v4.1.0...v19.1.0)

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

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

setup.cfg

@@ -29,7 +29,7 @@ package_dir =
     =src
 python_requires = >=3.7, <4
 install_requires =
-    Faker >= 4.1,< 19.0
+    Faker >= 4.1,< 20.0
 
 [options.packages.find]
 where = src