sup: Drop a redundant 'mut'
One less compiler warning.
@@ -3531,7 +3531,7 @@ mod tests {
real_first_expected: PathBuf,
) -> HashMap<PathBuf, PathState> {
// link last additional path state with the first expected one
- if let Some(mut last) = additional_paths.last_mut() {
+ if let Some(last) = additional_paths.last_mut() {
// The existence of this path in the map is checked in
// get_real_first_expected_path.
let mut first_item = expected_paths.get_mut(&real_first_expected).unwrap();
