chore: fix some typos in comments (#3635)

Signed-off-by: growfrow <growfrow@outlook.com>

src/platform_impl/linux/wayland/window/mod.rs

@@ -72,7 +72,7 @@ pub struct Window {
     /// Source to wake-up the event-loop for window requests.
     event_loop_awakener: calloop::ping::Ping,
 
-    /// The event sink to deliver sythetic events.
+    /// The event sink to deliver synthetic events.
     window_events_sink: Arc<Mutex<EventSink>>,
 }
 

src/platform_impl/linux/x11/event_processor.rs

@@ -1778,7 +1778,7 @@ impl EventProcessor {
             None => return,
         };
 
-        // Send the keys using the sythetic state to not alter the main state.
+        // Send the keys using the synthetic state to not alter the main state.
         let mut xkb_state = match XkbState::new_x11(xcb, keymap) {
             Some(xkb_state) => xkb_state,
             None => return,

src/platform_impl/linux/x11/util/geometry.rs

@@ -180,7 +180,7 @@ impl XConnection {
 
         // Position relative to root window.
         // With rare exceptions, this is the position of a nested window. Cases where the window
-        // isn't nested are outlined in the comments throghout this function, but in addition to
+        // isn't nested are outlined in the comments throughout this function, but in addition to
         // that, fullscreen windows often aren't nested.
         let (inner_y_rel_root, child) = {
             let coords = self

src/platform_impl/macos/event_loop.rs

@@ -53,7 +53,7 @@ impl PanicInfo {
         result
     }
 
-    /// Overwrites the curret state if the current state is not panicking
+    /// Overwrites the current state if the current state is not panicking
     pub fn set_panic(&self, p: Box<dyn Any + Send + 'static>) {
         if !self.is_panicking() {
             self.inner.set(Some(p));