Fix clippy warnings

Signed-off-by: trivernis <trivernis@protonmail.com>

src/internal/config.rs

@@ -3,8 +3,6 @@
 use serde::Deserialize;
 use std::{env, fs, path::PathBuf};
 
-use crate::{crash, AppExitCode};
-
 #[derive(Debug, Deserialize)]
 pub struct Config {
     pub base: ConfigBase,

src/internal/exit_code.rs

@@ -8,7 +8,6 @@ pub enum AppExitCode {
     PacmanError = 5,
     GitError = 6,
     MakePkgError = 7,
-    ConfigParseError = 8,
     RpcError = 9,
     Other = 63,
 }