update bootnode ip (#1569)

* update bootnode ip
* Merge branch 'staging' into update-bootnode
* Merge refs/heads/staging into update-bootnode

Author: ailisp

scripts/start_testnet.py

@@ -12,7 +12,7 @@
     print("****************************************************")
 
     DEFAULT_BOOT_NODE = ','.join([
-        "AJLCcX4Uymeq5ssavjUCyEA8SV6Y365Mh5h4shqMSTDA@34.94.33.164:24567",
+        "AJLCcX4Uymeq5ssavjUCyEA8SV6Y365Mh5h4shqMSTDA@34.94.190.204:24567",
         "EY9mX5FYyR1sqrGwkqCbUrmjgAtXs4DeNaf1sjG9MrkY@35.226.146.230:24567",
         "8K7NG5v2yvSq4A1wQuqSNvyY334BVq3ohvdu9wgpgjLG@104.154.188.160:24567",
         "FNCMYTt9Gexq6Nq3Z67gRX7eeZAh27swd1nrwN3smT9Q@35.246.133.183:24567",