Remove legacy armhf things in aarch64 Dockerfile
Remove legacy armhf things in aarch64 Dockerfile

It's leftover from #20342 . We used to need this so we
can use armv6 binaries as bootstrap to build golang.
Now it's not needed.

Signed-off-by: Qiang Huang <488e06933c295c76472a67dbc6657ac40a756953@huawei.com>

paralin/docker,estesp/docker,darrenstahlmsft/moby,nawawi/docker,sterchelen/docker,kojiromike/docker,harche/docker,thtanaka/docker,imkin/moby,justincormack/docker,bearstech/moby,jwhonce/docker,srust/docker,sterchelen/docker,prertik/docker,ColinHebert/docker,Mokolea/docker,moby/moby,mkumatag/docker,KingEmet/docker,tmp6154/docker,yongtang/docker,AkihiroSuda/docker,bearstech/moby,Ramzec/docker,haveatry/docker,mtrmac/docker,ripcurld0/moby,shhsu/docker,konstruktoid/docker-upstream,kencochrane/docker,ibuildthecloud/docker,tophj-ibm/moby,mkumatag/docker,amatsus/docker,sdurrheimer/docker,HideoYamauchi/docker,scotttlin/docker,konstruktoid/docker-1,madhanrm/docker,diogomonica/docker,amatsus/docker,stevvooe/docker,kojiromike/docker,crosbymichael/docker,gschaetz/moby,dims/docker,harche/docker,mikedougherty/docker,ffoysal/docker,whuwxl/docker,alfred-landrum/docker,rancher/docker,kencochrane/docker,raja-sami-10p/moby,laijs/moby,jameszhan/docker,tianon/docker,dmcgowan/docker,nalind/docker,ndeloof/docker,Syntaxide/docker,sarnautov/moby,ffoysal/docker,gjaskiewicz/moby,mstanleyjones/docker,kolyshkin/moby,maxamillion/docker,thaJeztah/docker,x1022as/docker,trebonian/docker,pramodhkp/moby,shhsu/docker,allencloud/docker,coolljt0725/docker,kencochrane/docker,rhatdan/docker,sdurrheimer/docker,x1022as/docker,trebonian/docker,duglin/docker,rremer/moby,Ramzec/docker,coreos/docker,qudongfang/docker,whuwxl/docker,vdemeester/docker,POLJM242/docker,fcrisciani/docker,jimjag/docker,tophj-ibm/docker,msabansal/docker,catinthesky/docker,bearstech/moby,maxamillion/docker,noironetworks/docker,hqhq/moby,danyalKhaliq10p/moby,thtanaka/docker,raja-sami-10p/moby,coreos/docker,harche/docker,amatsus/docker,dperny/docker,ColinHebert/docker,bonczj/moby-json-file-logger,akira-baruah/docker,mixja/docker,ffoysal/docker,stevvooe/docker,liaoqingwei/docker,resin-io/docker,laijs/moby,crosbymichael/docker,imkin/moby,xuxinkun/docker,konstruktoid/docker-1,msabansal/docker,liaoqingwei/docker,dsheets/moby,docker/docker,kolyshkin/moby,lixiaobing10051267/docker,miminar/docker,duglin/docker,allencloud/docker,konstruktoid/docker-upstream,coolljt0725/docker,thaJeztah/docker,dims/docker,ripcurld0/moby,djs55/docker,catinthesky/docker,mahak/docker,xuxinkun/docker,moypray/docker,kolyshkin/moby,estesp/docker,JMesser81/docker,yasiramin10p/moby,gnailuy/docker,lixiaobing10051267/docker,jlhawn/docker,gschaetz/moby,jvanz/docker,dgageot/docker,liaoqingwei/docker,pradipd/moby,kolyshkin/docker,ibuildthecloud/docker,YuPengZTE/docker,mtesselH/docker,PatrickLang/moby,flavio/docker,yosifkit/docker,cyphar/docker,mixja/docker,Ramzec/docker,resin-io/docker,HideoYamauchi/docker,jvanz/docker,tonistiigi/docker,kojiromike/docker,akira-baruah/docker,vdemeester/docker,dccurtis/docker,pradipd/moby,lixiaobing1/docker,yummypeng/docker,dsheets/moby,tophj-ibm/moby,paralin/docker,ibuildthecloud/docker,yasiramin10p/moby,shishir-a412ed/docker,KingEmet/docker,qudongfang/docker,Mokolea/docker,pramodhkp/moby,prertik/docker,ibuildthecloud/docker,moul/docker,erikh/docker,cpuguy83/docker,flavio/docker,diogomonica/docker,mikebrow/docker,bonczj/moby-json-file-logger,HideoYamauchi/docker,unclejack/docker,dperny/docker,hqhq/moby,cyphar/docker,tophj-ibm/docker,resin-io/docker,haveatry/docker,dims/docker,tonistiigi/docker,shishir-a412ed/docker,danyalKhaliq10p/moby,tmp6154/docker,mikebrow/docker,noironetworks/docker,JMesser81/docker,KarthikNayak/docker,cpuguy83/docker,tklauser/docker,paralin/docker,kolyshkin/docker,mike1729/docker,mahak/docker,djs55/docker,moby/moby,fcrisciani/docker,lixiaobing1/docker,dsheets/moby,naveed-jamil-tenpearls/moby,mikedougherty/docker,moby/moby,sarnautov/moby,qudongfang/docker,gjaskiewicz/moby,fcrisciani/docker,KarthikNayak/docker,rhatdan/docker,flavio/docker,flavio/docker,shhsu/docker,mtesselH/docker,dperny/docker,justincormack/docker,nalind/docker,rremer/moby,stevvooe/docker,estesp/docker,nalind/docker,johnstep/moby-moby,POLJM242/docker,scotttlin/docker,bearstech/moby,SvenDowideit/docker,noironetworks/docker,mtrmac/docker,erikstmartin/docker,yosifkit/docker,lixiaobing10051267/docker,dccurtis/docker,dccurtis/docker,yasiramin10p/moby,konstruktoid/docker-1,madhanrm/docker,moul/docker,jimjag/docker,KingEmet/docker,michael-holzheu/docker,crosbymichael/docker,miminar/docker,jlhawn/docker,unclejack/docker,rancher/docker,dgageot/docker,thaJeztah/docker,yummypeng/docker,whuwxl/docker,cpuguy83/docker,erikstmartin/docker,tophj-ibm/docker,allencloud/docker,Mokolea/docker,imkin/moby,tklauser/docker,moby/moby,nawawi/docker,AkihiroSuda/docker,darrenstahlmsft/docker,paralin/docker,vdemeester/docker,Ramzec/docker,cyphar/docker,KarthikNayak/docker,msabansal/docker,johnstep/moby-moby,bonczj/moby-json-file-logger,YuPengZTE/docker,cpuguy83/docker,naveed-jamil-tenpearls/moby,srust/docker,jimjag/docker,rancher/docker,YuPengZTE/docker,nawawi/docker,jlhawn/docker,laijs/moby,pradipd/moby,mikebrow/docker,laijs/docker,maxamillion/docker,trebonian/docker,AkihiroSuda/docker,trebonian/docker,SvenDowideit/docker,ibuildthecloud/docker,thtanaka/docker,unclejack/docker,justincormack/docker,docker/docker,djs55/docker,mstanleyjones/docker,sarnautov/moby,x1022as/docker,yongtang/docker,dmcgowan/docker,konstruktoid/docker-upstream,tmp6154/docker,mtesselH/docker,jimjag/docker,mstanleyjones/docker,mahak/docker,prertik/docker,charleszheng44/moby,jwhonce/docker,scotttlin/docker,jwhonce/docker,moul/docker,laijs/docker,coreos/docker,lixiaobing1/docker,sterchelen/docker,rremer/moby,nalind/docker,alfred-landrum/docker,mike1729/docker,pramodhkp/moby,mahak/docker,tophj-ibm/moby,yosifkit/docker,yummypeng/docker,duglin/docker,madhanrm/docker,srust/docker,docker/docker,danyalKhaliq10p/moby,gjaskiewicz/moby,gschaetz/moby,mikedougherty/docker,Syntaxide/docker,jthelin/docker,mike1729/docker,diogomonica/docker,naveed-jamil-tenpearls/moby,hqhq/moby,jameszhan/docker,dgageot/docker,tonistiigi/docker,michael-holzheu/docker,jvanz/docker,charleszheng44/moby,gnailuy/docker,coolljt0725/docker,sdurrheimer/docker,yongtang/docker,mixja/docker,erikh/docker,darrenstahlmsft/docker,laijs/docker,Mokolea/docker,dmcgowan/docker,moypray/docker,mkumatag/docker,q384566678/docker,Syntaxide/docker,ripcurld0/moby,q384566678/docker,gnailuy/docker,tklauser/docker,gnailuy/docker,erikh/docker,catinthesky/docker,yosifkit/docker,alfred-landrum/docker,thaJeztah/docker,mtrmac/docker,tianon/docker,darrenstahlmsft/moby,darrenstahlmsft/docker,ndeloof/docker,jthelin/docker,johnstep/moby-moby,xuxinkun/docker,PatrickLang/moby,PatrickLang/moby,haveatry/docker,erikstmartin/docker,SvenDowideit/docker,konstruktoid/docker-upstream,michael-holzheu/docker,shishir-a412ed/docker,JMesser81/docker,rhatdan/docker,jameszhan/docker,q384566678/docker,charleszheng44/moby,darrenstahlmsft/moby,miminar/docker,nawawi/docker,moul/docker,moypray/docker,raja-sami-10p/moby,AkihiroSuda/docker,ndeloof/docker,ColinHebert/docker