fix: don't convert ban phrase to lc

Author: vyneer

Diff for: lib/commands/implementations/banphrase.js

@@ -53,7 +53,7 @@ function banPhraseTwitch(defaultPunishmentDuration, punishmentType) {
 function banPhraseDGG() {
   return (input, services) => {
     const matched = /(\d+[HMDSWwhmds])?\s?(.*)/.exec(input);
-    const bannedPhrase = _.get(matched, 2, '').toLowerCase();
+    const bannedPhrase = _.get(matched, 2, '');
     services.bannedPhrases.addBannedPhrase(bannedPhrase);
     return new CommandOutput(null, 'Phrase banned!');
   };