add ControllerManagerLeaderMigration as beta
add ControllerManagerLeaderMigration as beta

This feature was in staging/src/k8s.io/controller-manager/pkg/features/kube_features.go but missing here.

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