Bump config from 0.15.22 to 0.15.23 in the external-deps group

Bumps the external-deps group with 1 update: [config](https://github.com/rust-cli/config-rs).


Updates `config` from 0.15.22 to 0.15.23
- [Changelog](https://github.com/rust-cli/config-rs/blob/main/CHANGELOG.md)
- [Commits](rust-cli/config-rs@v0.15.22...v0.15.23)

---
updated-dependencies:
- dependency-name: config
  dependency-version: 0.15.23
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: external-deps
...

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

Author: dependabot[bot]

Cargo.lock

@@ -16,7 +16,7 @@ cargo_metadata = "0.23.1"
 tokio = { version = "1.52.3", features = ["full"] }
 rust-embed = "8.11.0"
 mime_guess = "2"
-config = "0.15.22"
+config = "0.15.23"
 toml = "1.1.2"
 chrono = { version = "0.4", features = ["serde"] }
 thiserror = "2.0.18"