Change the length test to use chars().count() instead of len()

src/main.rs

@@ -37,7 +37,7 @@ async fn on_room_message(event: OriginalSyncRoomMessageEvent, room: Room) {
         }
         
         // Too short to be a scam lol
-        if text_content.body.len() < 12 { return }
+        if text_content.body.chars().count() < 12 { return }
         
         let text_content = text_content.body.to_lowercase();