Remove opentelemetry from vendor service

Author: mrnicegyu11

services/vendors/template.env

@@ -9,5 +9,4 @@ VENDOR_CHATBOT_SUBDOMAIN_PREFIX=${VENDOR_CHATBOT_SUBDOMAIN_PREFIX}
 VENDOR_CHATBOT_PRODUCTS=${VENDOR_CHATBOT_PRODUCTS}
 VENDOR_CHATBOT_PORT=${VENDOR_CHATBOT_PORT}
 PUBLIC_NETWORK=${PUBLIC_NETWORK}
-OTEL_EXPORTER_OTLP_ENDPOINT=${TRACING_OPENTELEMETRY_COLLECTOR_ENDPOINT}:${TRACING_OPENTELEMETRY_COLLECTOR_PORT}
 OPENAI_API_KEY=${OPENAI_API_KEY}