limit store msgs commands to Directors only

src/commands/storemessages.ts

@@ -9,7 +9,7 @@ export default class StoreMessages extends Command {
     this.description = 'Fetches 1000 messages from the specified channel and stores them in a HTML file.';
     this.usage = `${this.client.config.prefix}storemessages <channel> [member ID]`;
     this.aliases = ['sm'];
-    this.permissions = 3;
+    this.permissions = 7;
     this.guildOnly = true;
     this.enabled = true;
   }