Bump config from 0.13.0 to 0.13.1 (#303)

Bumps [config](https://github.com/mehcode/config-rs) from 0.13.0 to 0.13.1.
- [Release notes](https://github.com/mehcode/config-rs/releases)
- [Changelog](https://github.com/mehcode/config-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mehcode/config-rs/compare/0.13.0...0.13.1)

---
updated-dependencies:
- dependency-name: config
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -406,9 +406,9 @@ dependencies = [
 
 [[package]]
 name = "config"
-version = "0.13.0"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a623a46970097d353e2c8154fa527d8ce45cd0e02cc1812969b889c49b3728e8"
+checksum = "3ea917b74b6edfb5024e3b55d3c8f710b5f4ed92646429601a42e96f0812b31b"
 dependencies = [
  "async-trait",
  "json5",