Fix help message

main.js

@@ -116,7 +116,7 @@ const commands = {
             .reduce((p, c) => `${p}\n${c}`, "")
             .value();
         msg.channel.send(
-            `Hello! I am NoctBot! I have answers for the most common C(O)M-related questions.\nJust ping me with one of the following commands:\n\`\`\`${guides}\`\`\``
+            `Hello! I am NoctBot! I have answers for the most common C(O)M-related questions.\nJust ping me with one of the following keywords:\n\`\`\`${guides}\`\`\``
         );
     }
 };