chore(deps): update rust crate config to 0.15.0

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

Author: red-hat-konflux[bot]

Cargo.toml

@@ -28,7 +28,7 @@ byteorder = "1.5.0"
 cfg-if = "1.0.0"
 chrono = "0.4.41"
 clap = { version = "4", features = ["derive"] }
-config = "0.14.1"
+config = "0.15.0"
 ear = "0.3.0"
 env_logger = "0.10.0"
 hex = "0.4.3"