refact: use clone instead to_owned

crates/pacdef_core/src/core.rs

@@ -364,7 +364,7 @@ impl Pacdef {
         for name in new_groups {
             ensure!(
                 *name != "." && *name != "..",
-                crate::Error::InvalidGroupName(name.to_owned())
+                crate::Error::InvalidGroupName(name.clone())
             );
         }
 

crates/pacdef_core/src/grouping/group.rs

@@ -50,7 +50,7 @@ impl Group {
 
             if path.is_dir() {
                 if warn_not_symlinks && path.is_symlink() {
-                    symlink_dirs.push(path.to_owned());
+                    symlink_dirs.push(path);
                 }
                 continue;
             }