Make import tests in wallet_listtransactions.py legacy wallet only
Make import tests in wallet_listtransactions.py legacy wallet only

Existing import* RPCs are disabled for descriptor wallets, so only do
these tests for legacy wallets.

mm-s/bitcoin,prusnak/bitcoin,Xekyo/bitcoin,EthanHeilman/bitcoin,particl/particl-core,mm-s/bitcoin,JeremyRubin/bitcoin,fujicoin/fujicoin,alecalve/bitcoin,yenliangl/bitcoin,JeremyRubin/bitcoin,ElementsProject/elements,dscotese/bitcoin,apoelstra/bitcoin,jambolo/bitcoin,Xekyo/bitcoin,domob1812/namecore,apoelstra/bitcoin,jlopp/statoshi,GroestlCoin/GroestlCoin,EthanHeilman/bitcoin,ElementsProject/elements,Sjors/bitcoin,pstratem/bitcoin,sstone/bitcoin,achow101/bitcoin,domob1812/namecore,fujicoin/fujicoin,anditto/bitcoin,practicalswift/bitcoin,practicalswift/bitcoin,n1bor/bitcoin,pataquets/namecoin-core,achow101/bitcoin,JeremyRubin/bitcoin,andreaskern/bitcoin,practicalswift/bitcoin,litecoin-project/litecoin,domob1812/bitcoin,litecoin-project/litecoin,practicalswift/bitcoin,bitcoinsSG/bitcoin,sipsorcery/bitcoin,GroestlCoin/GroestlCoin,rnicoll/dogecoin,jlopp/statoshi,rnicoll/dogecoin,practicalswift/bitcoin,jamesob/bitcoin,tecnovert/particl-core,achow101/bitcoin,domob1812/namecore,Xekyo/bitcoin,mruddy/bitcoin,prusnak/bitcoin,jnewbery/bitcoin,ElementsProject/elements,JeremyRubin/bitcoin,sipsorcery/bitcoin,rnicoll/bitcoin,tecnovert/particl-core,jnewbery/bitcoin,jonasschnelli/bitcoin,lateminer/bitcoin,bitcoin/bitcoin,domob1812/bitcoin,domob1812/bitcoin,jambolo/bitcoin,Sjors/bitcoin,domob1812/bitcoin,sstone/bitcoin,mruddy/bitcoin,ajtowns/bitcoin,qtumproject/qtum,pstratem/bitcoin,mruddy/bitcoin,domob1812/bitcoin,JeremyRubin/bitcoin,MarcoFalke/bitcoin,MarcoFalke/bitcoin,kallewoof/bitcoin,namecoin/namecore,fanquake/bitcoin,anditto/bitcoin,ajtowns/bitcoin,litecoin-project/litecoin,rnicoll/bitcoin,mruddy/bitcoin,namecoin/namecore,rnicoll/bitcoin,n1bor/bitcoin,jnewbery/bitcoin,MeshCollider/bitcoin,alecalve/bitcoin,pstratem/bitcoin,cdecker/bitcoin,achow101/bitcoin,yenliangl/bitcoin,particl/particl-core,namecoin/namecore,cdecker/bitcoin,rnicoll/dogecoin,AkioNak/bitcoin,GroestlCoin/bitcoin,apoelstra/bitcoin,andreaskern/bitcoin,rnicoll/dogecoin,dscotese/bitcoin,Xekyo/bitcoin,bitcoinsSG/bitcoin,qtumproject/qtum,namecoin/namecoin-core,bitcoin/bitcoin,MeshCollider/bitcoin,JeremyRubin/bitcoin,litecoin-project/litecoin,pataquets/namecoin-core,Xekyo/bitcoin,MarcoFalke/bitcoin,fanquake/bitcoin,jlopp/statoshi,sipsorcery/bitcoin,cdecker/bitcoin,jambolo/bitcoin,particl/particl-core,lateminer/bitcoin,MeshCollider/bitcoin,particl/particl-core,MarcoFalke/bitcoin,mm-s/bitcoin,mruddy/bitcoin,sstone/bitcoin,GroestlCoin/bitcoin,yenliangl/bitcoin,fujicoin/fujicoin,bitcoinknots/bitcoin,lateminer/bitcoin,tecnovert/particl-core,n1bor/bitcoin,EthanHeilman/bitcoin,pataquets/namecoin-core,jlopp/statoshi,particl/particl-core,ajtowns/bitcoin,GroestlCoin/GroestlCoin,namecoin/namecoin-core,namecoin/namecoin-core,prusnak/bitcoin,prusnak/bitcoin,kallewoof/bitcoin,kallewoof/bitcoin,jonasschnelli/bitcoin,instagibbs/bitcoin,pstratem/bitcoin,domob1812/namecore,jamesob/bitcoin,qtumproject/qtum,MeshCollider/bitcoin,particl/particl-core,rnicoll/bitcoin,prusnak/bitcoin,jamesob/bitcoin,anditto/bitcoin,cdecker/bitcoin,mm-s/bitcoin,pstratem/bitcoin,bitcoinknots/bitcoin,GroestlCoin/GroestlCoin,fujicoin/fujicoin,jambolo/bitcoin,GroestlCoin/GroestlCoin,Sjors/bitcoin,jamesob/bitcoin,kallewoof/bitcoin,GroestlCoin/bitcoin,bitcoinknots/bitcoin,apoelstra/bitcoin,ajtowns/bitcoin,practicalswift/bitcoin,instagibbs/bitcoin,bitcoinsSG/bitcoin,bitcoin/bitcoin,GroestlCoin/GroestlCoin,n1bor/bitcoin,GroestlCoin/bitcoin,sstone/bitcoin,namecoin/namecoin-core,ElementsProject/elements,pataquets/namecoin-core,pstratem/bitcoin,AkioNak/bitcoin,fanquake/bitcoin,jlopp/statoshi,EthanHeilman/bitcoin,jnewbery/bitcoin,alecalve/bitcoin,n1bor/bitcoin,instagibbs/bitcoin,sipsorcery/bitcoin,Xekyo/bitcoin,AkioNak/bitcoin,pataquets/namecoin-core,cdecker/bitcoin,bitcoinknots/bitcoin,qtumproject/qtum,bitcoin/bitcoin,anditto/bitcoin,jonasschnelli/bitcoin,bitcoinsSG/bitcoin,n1bor/bitcoin,domob1812/namecore,namecoin/namecore,sstone/bitcoin,lateminer/bitcoin,Sjors/bitcoin,achow101/bitcoin,jonasschnelli/bitcoin,rnicoll/dogecoin,ElementsProject/elements,alecalve/bitcoin,andreaskern/bitcoin,tecnovert/particl-core,domob1812/bitcoin,rnicoll/bitcoin,jambolo/bitcoin,instagibbs/bitcoin,jambolo/bitcoin,bitcoinsSG/bitcoin,sipsorcery/bitcoin,kallewoof/bitcoin,lateminer/bitcoin,yenliangl/bitcoin,andreaskern/bitcoin,namecoin/namecore,sstone/bitcoin,qtumproject/qtum,GroestlCoin/bitcoin,pataquets/namecoin-core,GroestlCoin/bitcoin,cdecker/bitcoin,ElementsProject/elements,qtumproject/qtum,jnewbery/bitcoin,namecoin/namecore,jonasschnelli/bitcoin,MarcoFalke/bitcoin,dscotese/bitcoin,jlopp/statoshi,kallewoof/bitcoin,fanquake/bitcoin,mruddy/bitcoin,sipsorcery/bitcoin,Sjors/bitcoin,tecnovert/particl-core,jamesob/bitcoin,anditto/bitcoin,bitcoinknots/bitcoin,AkioNak/bitcoin,fanquake/bitcoin,bitcoinsSG/bitcoin,dscotese/bitcoin,yenliangl/bitcoin,namecoin/namecoin-core,yenliangl/bitcoin,dscotese/bitcoin,bitcoin/bitcoin,lateminer/bitcoin,MeshCollider/bitcoin,MeshCollider/bitcoin,EthanHeilman/bitcoin,litecoin-project/litecoin,namecoin/namecoin-core,ajtowns/bitcoin,apoelstra/bitcoin,achow101/bitcoin,fanquake/bitcoin,prusnak/bitcoin,tecnovert/particl-core,mm-s/bitcoin,apoelstra/bitcoin,instagibbs/bitcoin,qtumproject/qtum,AkioNak/bitcoin,EthanHeilman/bitcoin,MarcoFalke/bitcoin,andreaskern/bitcoin,instagibbs/bitcoin,litecoin-project/litecoin,alecalve/bitcoin,ajtowns/bitcoin,bitcoin/bitcoin,mm-s/bitcoin,dscotese/bitcoin,jamesob/bitcoin,fujicoin/fujicoin,AkioNak/bitcoin,andreaskern/bitcoin,anditto/bitcoin,alecalve/bitcoin,fujicoin/fujicoin,rnicoll/bitcoin,domob1812/namecore