chore(deps): bump loguru from 0.5.1 to 0.5.3

Bumps [loguru](https://github.com/Delgan/loguru) from 0.5.1 to 0.5.3.
- [Release notes](https://github.com/Delgan/loguru/releases)
- [Changelog](https://github.com/Delgan/loguru/blob/master/CHANGELOG.rst)
- [Commits](Delgan/loguru@0.5.1...0.5.3)

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

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

requirements.txt

@@ -31,7 +31,7 @@ idna==2.8
 inflection==0.5.0
 Jinja2==2.10.3
 # kombu
-loguru==0.5.1
+loguru==0.5.3
 MarkupSafe==1.1.1
 #mysqlclient==2.0.1
 openapi-codec==1.3.2