update bootnodes

Author: xlc

resources/acala-dist.json

@@ -3,8 +3,6 @@
   "id": "acala",
   "chainType": "Live",
   "bootNodes": [
-    "/dns/acala-bootnode-4.aca-api.network/tcp/30333/p2p/12D3KooWBLwm4oKY5fsbkdSdipHzYJJHSHhuoyb1eTrH31cidrnY",
-    "/dns/acala-bootnode-4.aca-api.network/tcp/30334/ws/p2p/12D3KooWBLwm4oKY5fsbkdSdipHzYJJHSHhuoyb1eTrH31cidrnY",
     "/dns/acala-bootnode-5.aca-api.network/tcp/80/ws/p2p/12D3KooWN6ZZ2LFSJo2vDci3hqmmcvqMcKJAbREvuYCdvoBvV2D4",
     "/dns/acala-bootnode-5.aca-api.network/tcp/443/wss/p2p/12D3KooWN6ZZ2LFSJo2vDci3hqmmcvqMcKJAbREvuYCdvoBvV2D4",
     "/dns/acala-bootnode-6.aca-api.network/tcp/80/ws/p2p/12D3KooWEBniruZHpoVj8RUtAFPahaN8UaGP6UtQb5Bdp4MVYbLc",

resources/karura-dist.json

@@ -3,8 +3,6 @@
   "id": "karura",
   "chainType": "Live",
   "bootNodes": [
-    "/dns/karura-bootnode-4.aca-api.network/tcp/30333/p2p/12D3KooWAwq8WtLZWw5XdKXDRyqjVPgZVRuoykHBzRwwPKsjuJbt",
-    "/dns/karura-bootnode-4.aca-api.network/tcp/30334/ws/p2p/12D3KooWAwq8WtLZWw5XdKXDRyqjVPgZVRuoykHBzRwwPKsjuJbt",
     "/dns/karura-bootnode-5.aca-api.network/tcp/80/ws/p2p/12D3KooWDZq9hQLwBbEGWYmZ5sg93xKhHjfbZmGxoX3fCNShVpSv",
     "/dns/karura-bootnode-5.aca-api.network/tcp/443/wss/p2p/12D3KooWDZq9hQLwBbEGWYmZ5sg93xKhHjfbZmGxoX3fCNShVpSv",
     "/dns/karura-bootnode-6.aca-api.network/tcp/80/ws/p2p/12D3KooWAozMQZ7zFrS59CfaSJJ7Ko3j7Vv71YBspij5UyrdYDED",