kubeadm: fix godoc formatting for v1beta3
kubeadm: fix godoc formatting for v1beta3

Fix indentation of entries in the changelog and the migration steps.

hex108/kubernetes,kevin-wangzefeng/kubernetes,dims/kubernetes,jagosan/kubernetes,linux-on-ibm-z/kubernetes,mikedanese/kubernetes,ping035627/kubernetes,deads2k/kubernetes,bparees/kubernetes,mosoft521/kubernetes,kubernetes/kubernetes,mosoft521/kubernetes,lojies/kubernetes,ping035627/kubernetes,nak3/kubernetes,iameli/kubernetes,carlory/kubernetes,enj/kubernetes,dereknex/kubernetes,Acidburn0zzz/kubernetes,wongma7/kubernetes,spzala/kubernetes,jsafrane/kubernetes,idvoretskyi/kubernetes,fabriziopandini/kubernetes,idvoretskyi/kubernetes,gnufied/kubernetes,BenTheElder/kubernetes,csrwng/kubernetes,enj/kubernetes,feiskyer/kubernetes,Acidburn0zzz/kubernetes,chrislovecnm/kubernetes,mengqiy/kubernetes,saad-ali/kubernetes,jagosan/kubernetes,linux-on-ibm-z/kubernetes,ping035627/kubernetes,jackfrancis/kubernetes,dixudx/kubernetes,MikeSpreitzer/kubernetes,chestack/kubernetes,tengqm/kubernetes,jackfrancis/kubernetes,kevin-wangzefeng/kubernetes,matthyx/kubernetes,zhangmingld/kubernetes,ravilr/kubernetes,chestack/kubernetes,fanzhangio/kubernetes,GulajavaMinistudio/kubernetes,liggitt/kubernetes,monopole/kubernetes,jessfraz/kubernetes,rrati/kubernetes,sdminonne/kubernetes,mahak/kubernetes,deads2k/kubernetes,hex108/kubernetes,dereknex/kubernetes,openshift/kubernetes,warmchang/kubernetes,andrewrynhard/kubernetes,rafax/kubernetes,rnaveiras/kubernetes,aledbf/kubernetes,weiwei04/kubernetes,dixudx/kubernetes,olivierlemasle/kubernetes,deads2k/kubernetes,x13n/kubernetes,rrati/kubernetes,ravilr/kubernetes,rafax/kubernetes,mengqiy/kubernetes,k82/kubernetes,k82cn/kubernetes,liggitt/kubernetes,ii/kubernetes,krmayankk/kubernetes,dereknex/kubernetes,gnufied/kubernetes,csrwng/kubernetes,fabriziopandini/kubernetes,PI-Victor/kubernetes,ravilr/kubernetes,nikhita/kubernetes,mkumatag/kubernetes,krmayankk/kubernetes,hex108/kubernetes,jsafrane/kubernetes,saad-ali/kubernetes,shyamjvs/kubernetes,chestack/kubernetes,zhouhaibing089/kubernetes,cblecker/kubernetes,weiwei04/kubernetes,jingxu97/kubernetes,tengqm/kubernetes,monopole/kubernetes,tpepper/kubernetes,krmayankk/kubernetes,Clarifai/kubernetes,rrati/kubernetes,verb/kubernetes,Clarifai/kubernetes,humblec/kubernetes,MikeSpreitzer/kubernetes,alejandroEsc/kubernetes,nckturner/kubernetes,roberthbailey/kubernetes,idvoretskyi/kubernetes,mahak/kubernetes,weiwei04/kubernetes,zhangmingld/kubernetes,enj/kubernetes,humblec/kubernetes,deads2k/kubernetes,micahhausler/kubernetes,jingxu97/kubernetes,mahak/kubernetes,cofyc/kubernetes,sdminonne/kubernetes,thockin/kubernetes,carlory/kubernetes,PI-Victor/kubernetes,Acidburn0zzz/kubernetes,jingxu97/kubernetes,tengqm/kubernetes,cofyc/kubernetes,jessfraz/kubernetes,mkumatag/kubernetes,kubernetes/kubernetes,deads2k/kubernetes,sdminonne/kubernetes,andrewrynhard/kubernetes,bparees/kubernetes,micahhausler/kubernetes,shyamjvs/kubernetes,mikebrow/kubernetes,jagosan/kubernetes,cofyc/kubernetes,dereknex/kubernetes,olivierlemasle/kubernetes,olivierlemasle/kubernetes,chrislovecnm/kubernetes,gnufied/kubernetes,aledbf/kubernetes,mkumatag/kubernetes,fanzhangio/kubernetes,hex108/kubernetes,lojies/kubernetes,bparees/kubernetes,cofyc/kubernetes,andrewrynhard/kubernetes,cblecker/kubernetes,jackfrancis/kubernetes,weiwei04/kubernetes,shyamjvs/kubernetes,carlory/kubernetes,spzala/kubernetes,x13n/kubernetes,humblec/kubernetes,x13n/kubernetes,soltysh/kubernetes,PiotrProkop/kubernetes,mkumatag/kubernetes,nikhita/kubernetes,warmchang/kubernetes,iameli/kubernetes,PI-Victor/kubernetes,verb/kubernetes,wongma7/kubernetes,krmayankk/kubernetes,thockin/kubernetes,zhangmingld/kubernetes,rafax/kubernetes,jagosan/kubernetes,alejandroEsc/kubernetes,kevin-wangzefeng/kubernetes,verb/kubernetes,MikeSpreitzer/kubernetes,jsafrane/kubernetes,cblecker/kubernetes,ping035627/kubernetes,dims/kubernetes,aledbf/kubernetes,spzala/kubernetes,feiskyer/kubernetes,gnufied/kubernetes,GulajavaMinistudio/kubernetes,li-ang/kubernetes,micahhausler/kubernetes,saad-ali/kubernetes,spzala/kubernetes,nak3/kubernetes,micahhausler/kubernetes,monopole/kubernetes,roberthbailey/kubernetes,roberthbailey/kubernetes,enj/kubernetes,weiwei04/kubernetes,rnaveiras/kubernetes,shyamjvs/kubernetes,dixudx/kubernetes,x13n/kubernetes,mikebrow/kubernetes,PiotrProkop/kubernetes,liggitt/kubernetes,nckturner/kubernetes,fanzhangio/kubernetes,mikedanese/kubernetes,GulajavaMinistudio/kubernetes,li-ang/kubernetes,tpepper/kubernetes,csrwng/kubernetes,nikhita/kubernetes,BenTheElder/kubernetes,rafax/kubernetes,nak3/kubernetes,andrewrynhard/kubernetes,thockin/kubernetes,zhangmingld/kubernetes,dims/kubernetes,linux-on-ibm-z/kubernetes,verb/kubernetes,chrislovecnm/kubernetes,openshift/kubernetes,hex108/kubernetes,PI-Victor/kubernetes,kubernetes/kubernetes,mikebrow/kubernetes,chrislovecnm/kubernetes,openshift/kubernetes,saad-ali/kubernetes,matthyx/kubernetes,k82cn/kubernetes,k82cn/kubernetes,krmayankk/kubernetes,cblecker/kubernetes,wongma7/kubernetes,Acidburn0zzz/kubernetes,k82cn/kubernetes,soltysh/kubernetes,jsafrane/kubernetes,mahak/kubernetes,mengqiy/kubernetes,MikeSpreitzer/kubernetes,ravilr/kubernetes,zhouhaibing089/kubernetes,jessfraz/kubernetes,shyamjvs/kubernetes,Clarifai/kubernetes,fanzhangio/kubernetes,monopole/kubernetes,dereknex/kubernetes,rnaveiras/kubernetes,sdminonne/kubernetes,li-ang/kubernetes,jackfrancis/kubernetes,jackfrancis/kubernetes,tengqm/kubernetes,dims/kubernetes,mikedanese/kubernetes,cblecker/kubernetes,kubernetes/kubernetes,zhangmingld/kubernetes,PiotrProkop/kubernetes,mosoft521/kubernetes,chestack/kubernetes,soltysh/kubernetes,li-ang/kubernetes,mosoft521/kubernetes,k82/kubernetes,nckturner/kubernetes,feiskyer/kubernetes,mikedanese/kubernetes,kevin-wangzefeng/kubernetes,carlory/kubernetes,rnaveiras/kubernetes,krmayankk/kubernetes,jingxu97/kubernetes,hex108/kubernetes,jsafrane/kubernetes,matthyx/kubernetes,feiskyer/kubernetes,fabriziopandini/kubernetes,x13n/kubernetes,wongma7/kubernetes,olivierlemasle/kubernetes,BenTheElder/kubernetes,liggitt/kubernetes,BenTheElder/kubernetes,olivierlemasle/kubernetes,rnaveiras/kubernetes,rrati/kubernetes,ii/kubernetes,roberthbailey/kubernetes,alejandroEsc/kubernetes,GulajavaMinistudio/kubernetes,fanzhangio/kubernetes,jessfraz/kubernetes,zhangmingld/kubernetes,PiotrProkop/kubernetes,k82cn/kubernetes,k82/kubernetes,GulajavaMinistudio/kubernetes,ii/kubernetes,mahak/kubernetes,bparees/kubernetes,tengqm/kubernetes,matthyx/kubernetes,monopole/kubernetes,idvoretskyi/kubernetes,andrewrynhard/kubernetes,BenTheElder/kubernetes,roberthbailey/kubernetes,weiwei04/kubernetes,nak3/kubernetes,k82/kubernetes,enj/kubernetes,lojies/kubernetes,warmchang/kubernetes,iameli/kubernetes,carlory/kubernetes,mikebrow/kubernetes,linux-on-ibm-z/kubernetes,mikedanese/kubernetes,csrwng/kubernetes,spzala/kubernetes,dims/kubernetes,feiskyer/kubernetes,dixudx/kubernetes,jagosan/kubernetes,thockin/kubernetes,micahhausler/kubernetes,gnufied/kubernetes,tpepper/kubernetes,nckturner/kubernetes,ping035627/kubernetes,ii/kubernetes,thockin/kubernetes,Acidburn0zzz/kubernetes,soltysh/kubernetes,cofyc/kubernetes,dixudx/kubernetes,linux-on-ibm-z/kubernetes,lojies/kubernetes,lojies/kubernetes,saad-ali/kubernetes,alejandroEsc/kubernetes,fanzhangio/kubernetes,humblec/kubernetes,aledbf/kubernetes,zhouhaibing089/kubernetes,tpepper/kubernetes,nak3/kubernetes,soltysh/kubernetes,verb/kubernetes,jessfraz/kubernetes,andrewrynhard/kubernetes,nikhita/kubernetes,warmchang/kubernetes,mosoft521/kubernetes,csrwng/kubernetes,idvoretskyi/kubernetes,zhouhaibing089/kubernetes,Acidburn0zzz/kubernetes,jingxu97/kubernetes,fabriziopandini/kubernetes,humblec/kubernetes,nckturner/kubernetes,iameli/kubernetes,iameli/kubernetes,aledbf/kubernetes,cofyc/kubernetes,PI-Victor/kubernetes,li-ang/kubernetes,PI-Victor/kubernetes,mkumatag/kubernetes,x13n/kubernetes,chrislovecnm/kubernetes,liggitt/kubernetes,mikebrow/kubernetes,zhouhaibing089/kubernetes,kevin-wangzefeng/kubernetes,Clarifai/kubernetes,sdminonne/kubernetes,chestack/kubernetes,openshift/kubernetes,MikeSpreitzer/kubernetes,rrati/kubernetes,mengqiy/kubernetes,alejandroEsc/kubernetes,matthyx/kubernetes,idvoretskyi/kubernetes,nak3/kubernetes,k82/kubernetes,kubernetes/kubernetes,saad-ali/kubernetes,Clarifai/kubernetes,bparees/kubernetes,mengqiy/kubernetes,chrislovecnm/kubernetes,tpepper/kubernetes,dereknex/kubernetes,Clarifai/kubernetes,warmchang/kubernetes,ravilr/kubernetes,ii/kubernetes,tpepper/kubernetes,PiotrProkop/kubernetes,openshift/kubernetes,fabriziopandini/kubernetes,wongma7/kubernetes,nikhita/kubernetes