build(deps): bump config from 0.15.6 to 0.15.7

Bumps [config](https://github.com/rust-cli/config-rs) from 0.15.6 to 0.15.7.
- [Changelog](https://github.com/rust-cli/config-rs/blob/main/CHANGELOG.md)
- [Commits](rust-cli/config-rs@v0.15.6...v0.15.7)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -22,7 +22,7 @@ ahash = "0.8.11"
 anyhow = "1.0.95"
 clap = { version = "4.5.27", features = ["derive"] }
 clap-verbosity-flag = "3.0.2"
-config = "0.15.6"
+config = "0.15.7"
 env_logger = "0.11.6"
 git2 = "0.20.0"
 log = "0.4.25"