chore(deps): update yamale requirement from ~=5.2.0 to ~=5.2.1 (#31)

Updates the requirements on [yamale](https://github.com/23andMe/Yamale) to permit the latest version.
- [Release notes](https://github.com/23andMe/Yamale/releases)
- [Commits](23andMe/Yamale@5.2.0...5.2.1)

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

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

requirements.txt

@@ -1 +1 @@
-yamale~=5.2.0
+yamale~=5.2.1