Issue 3264: reformat to conform to style guidelines

src/read/fallback_mode.rs

@@ -1,5 +1,5 @@
 use crossterm::event::{KeyCode, KeyEvent, KeyEventKind, KeyEventState, KeyModifiers};
-use std::io::{Read, Error, ErrorKind};
+use std::io::{Error, ErrorKind, Read};
 
 // Provide graceful degradation limited support mode if reading from stdin that does not
 // support terminal features.
@@ -16,8 +16,7 @@ pub(crate) fn limited_support_read() -> std::io::Result<KeyEvent> {
             Ok(b) => {
                 if b.is_ascii() {
                     Ok(map_ascii_to_keyevent(b as char))
-                }
-                else {
+                } else {
                     Err(Error::new(ErrorKind::Unsupported, "not supported input"))
                 }
             }