Make new clippy happy

src/grm/main.rs

@@ -140,8 +140,8 @@ fn main() {
                             let split = branch.split_once('/');
 
                             if split.is_none()
-                                || split.unwrap().0.len() == 0
-                                || split.unwrap().1.len() == 0
+                                || split.unwrap().0.is_empty()
+                                || split.unwrap().1.is_empty()
                             {
                                 print_error("Tracking branch needs to match the pattern <remote>/<branch_name>");
                                 process::exit(1);

src/lib.rs

@@ -323,6 +323,7 @@ fn get_actual_git_directory(path: &Path, is_worktree: bool) -> PathBuf {
 ///
 /// The bool in the return value specifies whether there is a repository
 /// in root itself.
+#[allow(clippy::type_complexity)]
 fn find_repos(root: &Path) -> Result<Option<(Vec<RepoConfig>, Vec<String>, bool)>, String> {
     let mut repos: Vec<RepoConfig> = Vec::new();
     let mut repo_in_root = false;