fix small issues

Author: Neil-Tomar

src/main/java/net/discordjug/javabot/data/h2db/message_cache/model/CachedMessage.java

@@ -9,7 +9,6 @@
 import net.discordjug.javabot.util.MessageUtils;
 import net.dv8tion.jda.api.entities.Message;
 import net.dv8tion.jda.api.entities.Message.Attachment;
-import net.dv8tion.jda.api.entities.channel.unions.MessageChannelUnion;
 
 /**
  * Represents a cached Message.
@@ -34,6 +33,7 @@ private CachedMessage(long messageId, long authorId,long channelId) {
 	 * Creates a {@link CachedMessage} with the given information.
 	 * @param messageId The Discord ID of the message
 	 * @param authorId The Discord ID of the message author
+	 * @param channelId The Discord ID of the message channel
 	 * @param messageContent the textual content of the message
 	 * @param attachments The attachment URLs
 	 */

src/main/java/net/discordjug/javabot/systems/moderation/AutoMod.java

@@ -2,7 +2,6 @@
 
 import lombok.extern.slf4j.Slf4j;
 import net.discordjug.javabot.data.config.BotConfig;
-import net.discordjug.javabot.data.config.guild.ModerationConfig;
 import net.discordjug.javabot.data.h2db.message_cache.MessageCache;
 import net.discordjug.javabot.data.h2db.message_cache.model.CachedMessage;
 import net.discordjug.javabot.systems.moderation.warn.model.WarnSeverity;