Ignore self in register

Signed-off-by: Etzelia <etzelia@hotmail.com>

discord/register.go

@@ -92,7 +92,7 @@ func init() {
 				if nick == "" {
 				}
 				nick = member.User.Username
-				if strings.EqualFold(nickname, nick) {
+				if strings.EqualFold(nickname, nick) && cmd.message.Author.ID != member.User.ID {
 					return "A member with that name already exists in this Discord. Please contact staff.", nil
 				}
 			}