build(deps): bump config from 0.15.18 to 0.15.19

Bumps [config](https://github.com/rust-cli/config-rs) from 0.15.18 to 0.15.19.
- [Changelog](https://github.com/rust-cli/config-rs/blob/main/CHANGELOG.md)
- [Commits](rust-cli/config-rs@v0.15.18...v0.15.19)

---
updated-dependencies:
- dependency-name: config
  dependency-version: 0.15.19
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -13,7 +13,7 @@ description = "Check Cargo.toml dependency changes against git repo head"
 anyhow = "1.0.100"
 clap = { version = "4.5.48", features = ["derive"] }
 clap-verbosity-flag = "3.0.4"
-config = "0.15.18"
+config = "0.15.19"
 env_logger = "0.11.8"
 git2 = "0.20.2"
 log = "0.4.28"