style: fix clippy tips

Author: sds100

evdev/src/main/rust/evdev_manager/core/src/android/keylayout/key_layout_map.rs

@@ -115,12 +115,7 @@ impl fmt::Debug for KeyLayoutMap {
 
         // Show a sample of axes (first 5) if there are any
         if !self.axes.is_empty() {
-            let sample_axes: Vec<_> = self
-                .axes
-                .iter()
-                .take(5)
-                .map(|(scan_code, axis_info)| (scan_code, axis_info))
-                .collect();
+            let sample_axes: Vec<_> = self.axes.iter().take(5).collect();
             debug_struct.field("sample_axes", &sample_axes);
         }
 

evdev/src/main/rust/evdev_manager/core/src/android/keylayout/key_layout_map_manager.rs

@@ -248,7 +248,7 @@ impl KeyLayoutFileFinder for AndroidKeyLayoutFileFinder {
 
             match fs::metadata(&path) {
                 Ok(metadata) if metadata.is_file() => {
-                    if let Ok(_) = File::open(&path) {
+                    if File::open(&path).is_ok() {
                         return Some(path);
                     }
                 }

evdev/src/main/rust/evdev_manager/core/src/event_loop.rs

@@ -350,7 +350,7 @@ impl EventLoopManager {
         device
             .uinput
             .write_event(EventType::EV_KEY as c_uint, code, value)
-            .map_err(|err| EvdevError::from(err))?;
+            .map_err(EvdevError::from)?;
 
         // Send SYN_REPORT
         device
@@ -388,7 +388,7 @@ impl EventLoopManager {
                 device
                     .uinput
                     .write_event(EventType::EV_KEY as c_uint, code, value)
-                    .map_err(|err| EvdevError::from(err))?;
+                    .map_err(EvdevError::from)?;
 
                 // Send SYN_REPORT
                 device