Fix lint failure

src/byond.rs

@@ -124,7 +124,7 @@ pub fn catch_panic<F>(f: F) -> Result<String, Error>
 where
     F: FnOnce() -> Result<String, Error> + std::panic::UnwindSafe,
 {
-    match std::panic::catch_unwind(|| f()) {
+    match std::panic::catch_unwind(f) {
         Ok(o) => o,
         Err(e) => {
             let message: Option<String> = e

src/iconforge.rs

@@ -280,7 +280,7 @@ fn cache_valid(input_hash: &str, dmi_hashes_in: &str, sprites_in: &str) -> Resul
                             if fail_reason.read().unwrap().is_some() {
                                 return;
                             }
-                            *fail_reason.write().unwrap() = Some(format!("ERROR: Error while hashing dmi_path '{}': {}", dmi_path, err.to_string()));
+                            *fail_reason.write().unwrap() = Some(format!("ERROR: Error while hashing dmi_path '{}': {}", dmi_path, err));
                         }
                     }
                 }