fix(docs): format JSON example for Telegram bot configuration

docs/fassets/guides/7-telegram-bot-notifications.mdx

@@ -11,13 +11,13 @@ keywords: [fassets, xrp, btc, doge flare-network, flare-network]
 1. Get the API key from the [FAssets Telegram Bot](http://t.me/FlareFAssetsSongbirdBot) by sending `/events` and selecting `Subscribe to Events`.
 2. Add the following configuration to the `apiNotifierConfigs` list in the `config.json` file, replacing `API_KEY` with the key obtained from the bot.
 
-    ```json
-    {
-        "apiKey": "API_KEY",
-        "apiUrl": "https://fasset-tg-bot-songbird.flare.network",
-        "level": "danger"
-    }
-    ```
+   ```json
+   {
+     "apiKey": "API_KEY",
+     "apiUrl": "https://fasset-tg-bot-songbird.flare.network",
+     "level": "danger"
+   }
+   ```
 
 :::info
 Please note that notifications will only be sent out for **danger** and **critical** levels, regardless of the configured level. This is enforced by the Telegram bot, which ignores other events to prevent unnecessary HTTP requests.