[irc] Partially fix IRC colors (#1594)

Doesn't fix #1379 but it is a big step forward.

Needs some "real life" testing, but should be good.

src/messages/MessageBuilder.hpp

@@ -34,7 +34,6 @@ struct MessageParseArgs {
 };
 
 class MessageBuilder
-
 {
 public:
     MessageBuilder();
@@ -70,4 +69,5 @@ public:
 private:
     std::shared_ptr<Message> message_;
 };
+
 }  // namespace chatterino