message: fix(xrp): fix incorrect explorerUrl for txrp
  Ticket:
diff: @@ -464,7 +464,7 @@ class Xrp extends Mainnet implements AccountNetwork {
  class XrpTestnet extends Testnet implements AccountNetwork {
  name = 'XrpTestnet';
  family = CoinFamily.XRP;
  - explorerUrl = 'https://xrpcharts.ripple.com/#/transactions/';
  + explorerUrl = 'https://test.bithomp.com/explorer/';
  }
  class Xtz extends Mainnet implements AccountNetwork {
  