Update faker requirement from ~=17.6.0 to ~=18.3.1

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@v17.6.0...v18.3.1)

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

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

requirements.txt

@@ -3,4 +3,4 @@ OutCache~=1.0.1
 marshmallow~=3.19.0
 dataclasses-json~=0.5.7
 aiohttp~=3.8.4
-Faker~=17.6.0
+Faker~=18.3.1