event_queue: Fix broken blocking_dispatch() link because of unclose…

…d parenthesis

Keeping the link target around is redundant as `rustdoc` already infers
this from the link name, after removing the backticks.  It uses the
call-parenthesis to enforce that the link target is indeed an `fn`
(and not some other item).

wayland-client/src/event_queue.rs

@@ -249,7 +249,7 @@ impl<State> std::fmt::Debug for QueueEvent<State> {
 /// In a case where you app is multithreaded and you want to process events in multiple thread, a simple
 /// pattern is to have one [`EventQueue`] per thread processing Wayland events.
 ///
-/// With this pattern, each thread can use [`EventQueue::blocking_dispatch()`](EventQueue::blocking_dispatch
+/// With this pattern, each thread can use [`EventQueue::blocking_dispatch()`]
 /// on its own event loop, and everything will "Just Work".
 ///
 /// ### Single-queue guest library