Switch to QT Category logging (#2206)

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

src/providers/twitch/TwitchHelpers.cpp

@@ -1,4 +1,5 @@
 #include "providers/twitch/TwitchHelpers.hpp"
+#include "common/QLogging.hpp"
 
 namespace chatterino {
 
@@ -6,7 +7,7 @@ bool trimChannelName(const QString &channelName, QString &outChannelName)
 {
     if (channelName.length() < 2)
     {
-        qDebug() << "channel name length below 2";
+        qCDebug(chatterinoTwitch) << "channel name length below 2";
         return false;
     }