Remove ! from todo!() in comments (#8643)

This practice makes it difficult to locate todo!s in my code when I'm
working. Let's take out the bang if we want to keep doing this.

Release Notes:

- N/A

crates/zed/src/main.rs

@@ -268,7 +268,7 @@ fn main() {
         initialize_workspace(app_state.clone(), cx);
 
         if stdout_is_a_pty() {
-            //todo!(linux): unblock this
+            // todo(linux): unblock this
             #[cfg(not(target_os = "linux"))]
             upload_panics_and_crashes(http.clone(), cx);
             cx.activate(true);
@@ -997,7 +997,7 @@ fn load_user_themes_in_background(fs: Arc<dyn fs::Fs>, cx: &mut AppContext) {
     .detach_and_log_err(cx);
 }
 
-//todo!(linux): Port fsevents to linux
+// todo(linux): Port fsevents to linux
 /// Spawns a background task to watch the themes directory for changes.
 #[cfg(target_os = "macos")]
 fn watch_themes(fs: Arc<dyn fs::Fs>, cx: &mut AppContext) {