GUI: Allow generating Bech32 addresses with a legacy-address default
GUI: Allow generating Bech32 addresses with a legacy-address default

Github-Pull: #13251
Rebased-From: 82dda6bed971c5638962442b4927845fe5eb6600

chaincoin/chaincoin,chaincoin/chaincoin,chaincoin/chaincoin,chaincoin/chaincoin,chaincoin/chaincoin,chaincoin/chaincoin