Throwing error if the prefix specified is greater than 5 characters

main.py

@@ -115,6 +115,10 @@ async def change_prefix(ctx, new: Optional[str]):
         # Store the new prefix in the dictionary and update the database
         await storage_prefix_for_guild(ctx, new)
 
+    # Making sure that errors are handled if prefix is above 5 characters
+    elif new and len(new) > 5:
+        await ctx.send("The guild prefix must be less than **5** characters!")
+
     # if no prefix was provided
     elif not new:
         # Grab the current prefix for the guild within the cached dictionary