runtime: remove obsolete comment (#6303)

mox692 · web-flow · commit 4846959e8a53 · 2024-01-24T16:22:28.000+01:00
diff --git a/tokio/src/runtime/park.rs b/tokio/src/runtime/park.rs
@@ -272,7 +272,6 @@ impl CachedParkThread {
         use std::task::Context;
         use std::task::Poll::Ready;
 
-        // `get_unpark()` should not return a Result
         let waker = self.waker()?;
         let mut cx = Context::from_waker(&waker);
 
