rustfmt the code

src/uu/mountpoint/src/mountpoint.rs

@@ -56,10 +56,11 @@ pub fn uu_app() -> Command {
         .about(ABOUT)
         .override_usage(format_usage(USAGE))
         .infer_long_args(true)
-
-        .arg(Arg::new("path")
+        .arg(
+            Arg::new("path")
                 .value_name("PATH")
                 .help("Path to check for mountpoint")
                 .required(true)
-             .index(1))
+                .index(1),
+        )
 }

tests/by-util/test_renice.rs

@@ -4,7 +4,6 @@
 // file that was distributed with this source code.
 // spell-checker:ignore (words) symdir somefakedir
 
-
 use crate::common::util::{TestScenario, UCommand};
 
 #[test]