Wallet: remove superfluous false parameter
Wallet: remove superfluous false parameter

This parameter is unnecessary.
The use of `false` causes the default parameter to be used instead; even though the absence of such would also cause said behaviour to occur.
BitGo/BitGoJS,bitcoinhaber/bitcoinjs-lib,whitj00/opalcoinjs-lib,junderw/bitcoinjs-lib,p2pmining/bitcoinjs-lib,BitGo/bitcoinjs-lib,BitGo/BitGoJS,bpdavenport/bitcoinjs-lib,CoinBlack/blackcoinjs-lib,BitGo/BitGoJS,erikvold/bitcoinjs-lib,oklink-dev/bitcoinjs,Sjors/bitcoinjs-lib,blocktrail/bitcoinjs-lib,ptcrypto/bitcoinjs-lib,visvirial/bitcoinjs-lib,habibmasuro/bitcoinjs-lib,javascriptit/bitcoinjs-lib,bitcoinjs/bitcoinjs-lib,eXcomm/bitcoinjs-lib,bitcoinjs/bitcoinjs-lib,anders94/bitcoinjs-lib,scotcoin/czarcoinjs-lib,BitGo/bitcoinjs-lib,mano10/bitcoinjs-lib,UdjinM6/bitcoinjs-lib-dash,janko33bd/bitcoinjs-lib,junderw/bitcoinjs-lib,BitGo/BitGoJS,fanatid/bitcoinjs-lib,visvirial/bitcoinjs-lib,CryptArc/bitcoinjs-lib,lekkas/bitcoinjs-lib