[core] ChatWoot - Increase CONVERSATION_MESSAGE_PER_MINUTE_LIMIT to 3000 by default for "messages pull"

docker-compose/chatwoot/.chatwoot.env

@@ -220,6 +220,7 @@ ANDROID_SHA256_CERT_FINGERPRINT=AC:73:8E:DE:EB:56:EA:CC:10:87:02:A7:65:37:7B:38:
 # ENABLE_RACK_ATTACK=true
 # RACK_ATTACK_LIMIT=300
 # ENABLE_RACK_ATTACK_WIDGET_API=true
+CONVERSATION_MESSAGE_PER_MINUTE_LIMIT=3000
 
 ## Running chatwoot as an API only server
 ## setting this value to true will disable the frontend dashboard endpoints