chore: fix linting

Author: achingbrain

packages/utils/src/mock-muxer.ts

@@ -278,7 +278,7 @@ class MockMuxer extends AbstractStreamMuxer<MockMuxedStream> {
       log: this.log.newScope(`stream:${direction}:${id}`),
       sendMessage: this.sendMessage,
       encoding: this.encoding,
-      maxMessageSize: this.maxMessageSize - MESSAGE_OVERHEAD,
+      maxMessageSize: this.maxMessageSize - MESSAGE_OVERHEAD
       // TODO: uncomment this after removing gossipsub from the codebase (post
       // v3 release), then add multistream-select to gossipsub tests
       // protocol: ''