Fix incorrect assert with kevent

Commit migrated from https://github.com/dotnet/corefx/commit/7b97edd23eeb1ce76f3d19100b4cfc67611a767e

src/libraries/Native/Unix/System.Native/pal_networking.cpp

@@ -2577,7 +2577,7 @@ static Error WaitForSocketEventsInner(int32_t port, SocketEvent* buffer, int32_t
     // that case, the wait will block until a file descriptor is added and an event occurs
     // on the added file descriptor.
     assert(numEvents != 0);
-    assert(numEvents < *count);
+    assert(numEvents <= *count);
 
     for (int i = 0; i < numEvents; i++)
     {