LibCore: Fix typo in EventLoop comment

Author: https://github.com/gmta
Commit: 0bf56e6b40
Pull-request: https://github.com/SerenityOS/serenity/pull/13784
Reviewed-by: https://github.com/linusg

Userland/Libraries/LibCore/EventLoop.h

@@ -51,7 +51,7 @@ public:
         PollForEvents,
     };
 
-    // processe events, generally called by exec() in a loop.
+    // process events, generally called by exec() in a loop.
     // this should really only be used for integrating with other event loops
     size_t pump(WaitMode = WaitMode::WaitForEvents);