Fix indentation issue in broadcast error case.
Fix indentation issue in broadcast error case.

bauerj/electrum-server,shsmith/electrum-server,spesmilo/electrum-server,lbryio/lbryum-server,erasmospunk/electrum-server,cryptapus/electrum-server-uno,spesmilo/electrum-server,GroestlCoin/electrum-grs-server,OverlordQ/electrum-server,pooler/electrum-ltc-server,bauerj/electrum-server,cryptapus/electrum-server,thelazier/electrum-dash-server,protonn/electrum-dgb-server,cryptapus/electrum-server-uno,pooler/electrum-ltc-server,dashpay/electrum-dash-server,thelazier/electrum-dash-server,lbryio/lbryum-server,OverlordQ/electrum-server,cryptapus/electrum-server-myr,Verbalist/electrum-server,Verbalist/electrum-server,argentumproject/electrum-arg-server,argentumproject/electrum-arg-server,cryptapus/electrum-server-myr,shsmith/electrum-server,GroestlCoin/electrum-grs-server,dashpay/electrum-dash-server,cryptapus/electrum-server,erasmospunk/electrum-server,protonn/electrum-dgb-server