remove duplicate TELEGRAM_BOT_TOKEN

Author: wtfsayo

.env.example

@@ -61,8 +61,6 @@ WHATSAPP_BUSINESS_ACCOUNT_ID=   # Business Account ID from Facebook Business Man
 WHATSAPP_WEBHOOK_VERIFY_TOKEN=  # Custom string for webhook verification
 WHATSAPP_API_VERSION=v17.0      # WhatsApp API version (default: v17.0)
 
-# Telegram Configuration
-TELEGRAM_BOT_TOKEN=
 
 # Direct Client Setting
 EXPRESS_MAX_PAYLOAD=            # Default: 100kb