🐛 fix: Only close dispatch manager after everything else has shut down

Author: queer

src/main/java/com/mewna/catnip/internal/CatnipImpl.java

@@ -232,9 +232,9 @@ public long clientIdAsLong() {
     @Override
     public void shutdown() {
         logAdapter().info("Shutting down!");
-        dispatchManager().close();
         shardManager().shutdown();
         extensionManager.shutdown();
+        dispatchManager().close();
         // Will let the keepalive thread halt
         latch.countDown();
     }