fix: clippy issue

frontends/sdl/src/main.rs

@@ -788,7 +788,7 @@ fn main() {
     // in case the default ROM path is provided and the file does not
     // exist then fails gracefully
     let path = Path::new(&args.rom_path);
-    if &args.rom_path == DEFAULT_ROM_PATH && !path.exists() {
+    if args.rom_path == DEFAULT_ROM_PATH && !path.exists() {
         println!("No ROM file provided, please provide one using the --rom-path option");
         return;
     }