Update config.toml (bnb-chain#232)

Author: unclezoro

fullnode/testnet/0.7.2/config/config.toml

@@ -394,7 +394,7 @@ indexer = "null"
 prometheus = true
 
 # Address to listen for Prometheus collector(s) connections
-prometheus_listen_addr = ":26660"
+prometheus_listen_addr = ":28660"
 
 # Maximum number of simultaneous connections.
 # If you want to accept a larger number than the default, make sure