appease clippy

Author: nathanwhit

tests/util/server/src/npm.rs

@@ -202,7 +202,7 @@ fn append_dir_all<W: std::io::Write>(
   let mut stack = vec![(src_path.to_path_buf(), true, false)];
   let mut entries = Vec::new();
   while let Some((src, is_dir, is_symlink)) = stack.pop() {
-    let dest = path.join(src.strip_prefix(&src_path).unwrap());
+    let dest = path.join(src.strip_prefix(src_path).unwrap());
     // In case of a symlink pointing to a directory, is_dir is false, but src.is_dir() will return true
     if is_dir || (is_symlink && follow && src.is_dir()) {
       for entry in fs::read_dir(&src)? {