[tests] Fix flake8 warnings in invalidblockrequest
[tests] Fix flake8 warnings in invalidblockrequest

Bushstar/UFO-Project,sebrandon1/bitcoin,qtumproject/qtum,digibyte/digibyte,TheBlueMatt/bitcoin,practicalswift/bitcoin,sipsorcery/bitcoin,GlobalBoost/GlobalBoost,andreaskern/bitcoin,untrustbank/litecoin,Kogser/bitcoin,andreaskern/bitcoin,sstone/bitcoin,domob1812/huntercore,tecnovert/particl-core,droark/bitcoin,dscotese/bitcoin,achow101/bitcoin,tjps/bitcoin,Flowdalic/bitcoin,CryptArc/bitcoin,myriadcoin/myriadcoin,r8921039/bitcoin,joshrabinowitz/bitcoin,rnicoll/bitcoin,n1bor/bitcoin,FeatherCoin/Feathercoin,jmcorgan/bitcoin,anditto/bitcoin,rnicoll/dogecoin,afk11/bitcoin,mitchellcash/bitcoin,bitcoinknots/bitcoin,bitcoin/bitcoin,sipsorcery/bitcoin,practicalswift/bitcoin,untrustbank/litecoin,ahmedbodi/vertcoin,kazcw/bitcoin,DigitalPandacoin/pandacoin,particl/particl-core,sstone/bitcoin,nikkitan/bitcoin,vertcoin/vertcoin,instagibbs/bitcoin,GroestlCoin/bitcoin,jonasschnelli/bitcoin,peercoin/peercoin,alecalve/bitcoin,fujicoin/fujicoin,h4x3rotab/BTCGPU,jtimon/bitcoin,cdecker/bitcoin,ElementsProject/elements,rnicoll/dogecoin,rawodb/bitcoin,h4x3rotab/BTCGPU,DigitalPandacoin/pandacoin,vertcoin/vertcoin,EthanHeilman/bitcoin,monacoinproject/monacoin,JeremyRubin/bitcoin,vmp32k/litecoin,namecoin/namecore,Bushstar/UFO-Project,Kogser/bitcoin,lbryio/lbrycrd,namecoin/namecoin-core,jtimon/bitcoin,domob1812/huntercore,Christewart/bitcoin,domob1812/huntercore,Kogser/bitcoin,stamhe/bitcoin,vmp32k/litecoin,jambolo/bitcoin,vmp32k/litecoin,mm-s/bitcoin,domob1812/bitcoin,RHavar/bitcoin,bitcoinsSG/bitcoin,jamesob/bitcoin,digibyte/digibyte,sstone/bitcoin,n1bor/bitcoin,bespike/litecoin,myriadcoin/myriadcoin,domob1812/namecore,namecoin/namecoin-core,monacoinproject/monacoin,FeatherCoin/Feathercoin,qtumproject/qtum,yenliangl/bitcoin,RHavar/bitcoin,domob1812/bitcoin,MeshCollider/bitcoin,thrasher-/litecoin,wellenreiter01/Feathercoin,sebrandon1/bitcoin,midnightmagic/bitcoin,gjhiggins/vcoincore,tjps/bitcoin,GroestlCoin/bitcoin,practicalswift/bitcoin,randy-waterhouse/bitcoin,myriadteam/myriadcoin,apoelstra/bitcoin,qtumproject/qtum,myriadteam/myriadcoin,AkioNak/bitcoin,stamhe/bitcoin,r8921039/bitcoin,Xekyo/bitcoin,prusnak/bitcoin,Christewart/bitcoin,randy-waterhouse/bitcoin,bitcoin/bitcoin,jlopp/statoshi,RHavar/bitcoin,namecoin/namecore,andreaskern/bitcoin,litecoin-project/litecoin,BTCGPU/BTCGPU,rawodb/bitcoin,Sjors/bitcoin,domob1812/bitcoin,EthanHeilman/bitcoin,afk11/bitcoin,paveljanik/bitcoin,pstratem/bitcoin,n1bor/bitcoin,randy-waterhouse/bitcoin,GlobalBoost/GlobalBoost,anditto/bitcoin,Kogser/bitcoin,ericshawlinux/bitcoin,sipsorcery/bitcoin,jambolo/bitcoin,MeshCollider/bitcoin,sipsorcery/bitcoin,dscotese/bitcoin,jonasschnelli/bitcoin,peercoin/peercoin,tecnovert/particl-core,domob1812/bitcoin,ahmedbodi/vertcoin,yenliangl/bitcoin,jamesob/bitcoin,droark/bitcoin,rnicoll/bitcoin,Flowdalic/bitcoin,OmniLayer/omnicore,mruddy/bitcoin,BTCGPU/BTCGPU,namecoin/namecore,droark/bitcoin,CryptArc/bitcoin,FeatherCoin/Feathercoin,cdecker/bitcoin,myriadteam/myriadcoin,droark/bitcoin,h4x3rotab/BTCGPU,guncoin/guncoin,Bushstar/UFO-Project,bespike/litecoin,mruddy/bitcoin,litecoin-project/litecoin,joshrabinowitz/bitcoin,kallewoof/bitcoin,EthanHeilman/bitcoin,ericshawlinux/bitcoin,alecalve/bitcoin,guncoin/guncoin,MarcoFalke/bitcoin,n1bor/bitcoin,litecoin-project/litecoin,Bushstar/UFO-Project,DigitalPandacoin/pandacoin,wellenreiter01/Feathercoin,digibyte/digibyte,vertcoin/vertcoin,paveljanik/bitcoin,bitcoinsSG/bitcoin,ahmedbodi/vertcoin,Xekyo/bitcoin,mm-s/bitcoin,midnightmagic/bitcoin,lateminer/bitcoin,TheBlueMatt/bitcoin,OmniLayer/omnicore,cdecker/bitcoin,bitcoinsSG/bitcoin,peercoin/peercoin,BTCGPU/BTCGPU,n1bor/bitcoin,myriadteam/myriadcoin,FeatherCoin/Feathercoin,jlopp/statoshi,Christewart/bitcoin,jlopp/statoshi,GroestlCoin/GroestlCoin,joshrabinowitz/bitcoin,anditto/bitcoin,dscotese/bitcoin,ElementsProject/elements,bitcoinsSG/bitcoin,wellenreiter01/Feathercoin,OmniLayer/omnicore,jmcorgan/bitcoin,particl/particl-core,ajtowns/bitcoin,bitcoin/bitcoin,fujicoin/fujicoin,kazcw/bitcoin,pstratem/bitcoin,pstratem/bitcoin,lbryio/lbrycrd,GroestlCoin/GroestlCoin,cdecker/bitcoin,paveljanik/bitcoin,MeshCollider/bitcoin,mitchellcash/bitcoin,namecoin/namecoin-core,kazcw/bitcoin,gjhiggins/vcoincore,Flowdalic/bitcoin,lateminer/bitcoin,prusnak/bitcoin,fujicoin/fujicoin,ajtowns/bitcoin,randy-waterhouse/bitcoin,GlobalBoost/GlobalBoost,donaloconnor/bitcoin,digibyte/digibyte,jonasschnelli/bitcoin,OmniLayer/omnicore,RHavar/bitcoin,paveljanik/bitcoin,kallewoof/bitcoin,mm-s/bitcoin,bespike/litecoin,MeshCollider/bitcoin,jtimon/bitcoin,ajtowns/bitcoin,fujicoin/fujicoin,pataquets/namecoin-core,mruddy/bitcoin,untrustbank/litecoin,rnicoll/dogecoin,pataquets/namecoin-core,prusnak/bitcoin,domob1812/namecore,jnewbery/bitcoin,CryptArc/bitcoin,jambolo/bitcoin,thrasher-/litecoin,mruddy/bitcoin,pataquets/namecoin-core,bitcoin/bitcoin,FeatherCoin/Feathercoin,myriadteam/myriadcoin,bitcoin/bitcoin,h4x3rotab/BTCGPU,MarcoFalke/bitcoin,monacoinproject/monacoin,andreaskern/bitcoin,sipsorcery/bitcoin,alecalve/bitcoin,AkioNak/bitcoin,CryptArc/bitcoin,r8921039/bitcoin,GroestlCoin/bitcoin,MeshCollider/bitcoin,fanquake/bitcoin,monacoinproject/monacoin,jnewbery/bitcoin,afk11/bitcoin,GroestlCoin/bitcoin,domob1812/namecore,guncoin/guncoin,achow101/bitcoin,fanquake/bitcoin,lbryio/lbrycrd,JeremyRubin/bitcoin,namecoin/namecoin-core,sebrandon1/bitcoin,Kogser/bitcoin,ericshawlinux/bitcoin,domob1812/huntercore,domob1812/namecore,bitcoin/bitcoin,afk11/bitcoin,tjps/bitcoin,sstone/bitcoin,tecnovert/particl-core,pstratem/bitcoin,mitchellcash/bitcoin,kazcw/bitcoin,vertcoin/vertcoin,jlopp/statoshi,pataquets/namecoin-core,rawodb/bitcoin,gjhiggins/vcoincore,wellenreiter01/Feathercoin,randy-waterhouse/bitcoin,ericshawlinux/bitcoin,litecoin-project/litecoin,ericshawlinux/bitcoin,particl/particl-core,apoelstra/bitcoin,EthanHeilman/bitcoin,Sjors/bitcoin,GlobalBoost/GlobalBoost,n1bor/bitcoin,practicalswift/bitcoin,TheBlueMatt/bitcoin,apoelstra/bitcoin,lateminer/bitcoin,monacoinproject/monacoin,tecnovert/particl-core,sipsorcery/bitcoin,jonasschnelli/bitcoin,bespike/litecoin,RHavar/bitcoin,Flowdalic/bitcoin,AkioNak/bitcoin,ajtowns/bitcoin,CryptArc/bitcoin,jnewbery/bitcoin,untrustbank/litecoin,litecoin-project/litecoin,MarcoFalke/bitcoin,thrasher-/litecoin,paveljanik/bitcoin,andreaskern/bitcoin,Kogser/bitcoin,MeshCollider/bitcoin,nikkitan/bitcoin,Sjors/bitcoin,kazcw/bitcoin,gjhiggins/vcoincore,JeremyRubin/bitcoin,guncoin/guncoin,rnicoll/dogecoin,mm-s/bitcoin,sebrandon1/bitcoin,cdecker/bitcoin,kallewoof/bitcoin,lbryio/lbrycrd,jmcorgan/bitcoin,midnightmagic/bitcoin,fujicoin/fujicoin,joshrabinowitz/bitcoin,lbryio/lbrycrd,ericshawlinux/bitcoin,anditto/bitcoin,pstratem/bitcoin,Kogser/bitcoin,AkioNak/bitcoin,vmp32k/litecoin,jamesob/bitcoin,achow101/bitcoin,yenliangl/bitcoin,BTCGPU/BTCGPU,CryptArc/bitcoin,thrasher-/litecoin,GroestlCoin/GroestlCoin,GlobalBoost/GlobalBoost,h4x3rotab/BTCGPU,midnightmagic/bitcoin,nikkitan/bitcoin,prusnak/bitcoin,ElementsProject/elements,peercoin/peercoin,ahmedbodi/vertcoin,randy-waterhouse/bitcoin,lbryio/lbrycrd,TheBlueMatt/bitcoin,fanquake/bitcoin,apoelstra/bitcoin,donaloconnor/bitcoin,BTCGPU/BTCGPU,alecalve/bitcoin,yenliangl/bitcoin,particl/particl-core,GroestlCoin/bitcoin,thrasher-/litecoin,OmniLayer/omnicore,MarcoFalke/bitcoin,AkioNak/bitcoin,fanquake/bitcoin,guncoin/guncoin,sstone/bitcoin,myriadteam/myriadcoin,GroestlCoin/bitcoin,joshrabinowitz/bitcoin,andreaskern/bitcoin,Kogser/bitcoin,ElementsProject/elements,Xekyo/bitcoin,jmcorgan/bitcoin,namecoin/namecore,pataquets/namecoin-core,alecalve/bitcoin,mitchellcash/bitcoin,dscotese/bitcoin,stamhe/bitcoin,afk11/bitcoin,donaloconnor/bitcoin,sebrandon1/bitcoin,gjhiggins/vcoincore,bespike/litecoin,digibyte/digibyte,apoelstra/bitcoin,lateminer/bitcoin,kallewoof/bitcoin,wellenreiter01/Feathercoin,vertcoin/vertcoin,Bushstar/UFO-Project,bitcoinsSG/bitcoin,JeremyRubin/bitcoin,lbryio/lbrycrd,Xekyo/bitcoin,ElementsProject/elements,GroestlCoin/GroestlCoin,apoelstra/bitcoin,droark/bitcoin,rawodb/bitcoin,litecoin-project/litecoin,thrasher-/litecoin,peercoin/peercoin,GlobalBoost/GlobalBoost,achow101/bitcoin,tjps/bitcoin,particl/particl-core,mitchellcash/bitcoin,Xekyo/bitcoin,pataquets/namecoin-core,fanquake/bitcoin,instagibbs/bitcoin,mruddy/bitcoin,Kogser/bitcoin,domob1812/huntercore,rnicoll/dogecoin,Christewart/bitcoin,OmniLayer/omnicore,MarcoFalke/bitcoin,digibyte/digibyte,yenliangl/bitcoin,myriadcoin/myriadcoin,rnicoll/bitcoin,donaloconnor/bitcoin,fanquake/bitcoin,DigitalPandacoin/pandacoin,jmcorgan/bitcoin,prusnak/bitcoin,jonasschnelli/bitcoin,bespike/litecoin,namecoin/namecore,Kogser/bitcoin,jamesob/bitcoin,dscotese/bitcoin,EthanHeilman/bitcoin,ajtowns/bitcoin,Bushstar/UFO-Project,rnicoll/bitcoin,achow101/bitcoin,achow101/bitcoin,jnewbery/bitcoin,ajtowns/bitcoin,kazcw/bitcoin,cdecker/bitcoin,monacoinproject/monacoin,gjhiggins/vcoincore,tecnovert/particl-core,RHavar/bitcoin,untrustbank/litecoin,kallewoof/bitcoin,rawodb/bitcoin,prusnak/bitcoin,domob1812/namecore,jtimon/bitcoin,tjps/bitcoin,stamhe/bitcoin,Xekyo/bitcoin,Sjors/bitcoin,GroestlCoin/GroestlCoin,h4x3rotab/BTCGPU,DigitalPandacoin/pandacoin,lateminer/bitcoin,Kogser/bitcoin,midnightmagic/bitcoin,FeatherCoin/Feathercoin,r8921039/bitcoin,wellenreiter01/Feathercoin,kallewoof/bitcoin,stamhe/bitcoin,qtumproject/qtum,particl/particl-core,domob1812/namecore,vertcoin/vertcoin,afk11/bitcoin,DigitalPandacoin/pandacoin,instagibbs/bitcoin,vmp32k/litecoin,qtumproject/qtum,Flowdalic/bitcoin,nikkitan/bitcoin,r8921039/bitcoin,domob1812/bitcoin,tjps/bitcoin,nikkitan/bitcoin,practicalswift/bitcoin,r8921039/bitcoin,rawodb/bitcoin,namecoin/namecore,jlopp/statoshi,EthanHeilman/bitcoin,pstratem/bitcoin,ahmedbodi/vertcoin,instagibbs/bitcoin,stamhe/bitcoin,MarcoFalke/bitcoin,lateminer/bitcoin,instagibbs/bitcoin,bitcoinsSG/bitcoin,practicalswift/bitcoin,Christewart/bitcoin,mruddy/bitcoin,ElementsProject/elements,joshrabinowitz/bitcoin,qtumproject/qtum,BTCGPU/BTCGPU,alecalve/bitcoin,dscotese/bitcoin,mm-s/bitcoin,myriadcoin/myriadcoin,namecoin/namecoin-core,TheBlueMatt/bitcoin,jtimon/bitcoin,jtimon/bitcoin,bitcoinknots/bitcoin,peercoin/peercoin,bitcoinknots/bitcoin,Flowdalic/bitcoin,AkioNak/bitcoin,GlobalBoost/GlobalBoost,Christewart/bitcoin,vmp32k/litecoin,untrustbank/litecoin,myriadcoin/myriadcoin,tecnovert/particl-core,anditto/bitcoin,namecoin/namecoin-core,JeremyRubin/bitcoin,domob1812/bitcoin,bitcoinknots/bitcoin,jamesob/bitcoin,rnicoll/bitcoin,jnewbery/bitcoin,anditto/bitcoin,yenliangl/bitcoin,midnightmagic/bitcoin,fujicoin/fujicoin,jambolo/bitcoin,TheBlueMatt/bitcoin,sebrandon1/bitcoin,jlopp/statoshi,GroestlCoin/GroestlCoin,instagibbs/bitcoin,jambolo/bitcoin,JeremyRubin/bitcoin,guncoin/guncoin,Kogser/bitcoin,jmcorgan/bitcoin,paveljanik/bitcoin,rnicoll/bitcoin,sstone/bitcoin,Sjors/bitcoin,ahmedbodi/vertcoin,myriadcoin/myriadcoin,donaloconnor/bitcoin,bitcoinknots/bitcoin,qtumproject/qtum,droark/bitcoin,mitchellcash/bitcoin,donaloconnor/bitcoin,jambolo/bitcoin,nikkitan/bitcoin,mm-s/bitcoin,jamesob/bitcoin,domob1812/huntercore