Fix maxUnavailable of StatefulSet should not less than 1
Fix maxUnavailable of StatefulSet should not less than 1

Signed-off-by: FillZpp <2fae9300eb4069117fc5cd438e6278060cbee80e@gmail.com>

ravilr/kubernetes,zhouhaibing089/kubernetes,feiskyer/kubernetes,warmchang/kubernetes,mengqiy/kubernetes,openshift/kubernetes,kubernetes/kubernetes,cblecker/kubernetes,jessfraz/kubernetes,ping035627/kubernetes,zhouhaibing089/kubernetes,jackfrancis/kubernetes,soltysh/kubernetes,carlory/kubernetes,gnufied/kubernetes,jingxu97/kubernetes,k82cn/kubernetes,thockin/kubernetes,GulajavaMinistudio/kubernetes,BenTheElder/kubernetes,dims/kubernetes,rrati/kubernetes,mkumatag/kubernetes,bparees/kubernetes,shyamjvs/kubernetes,chestack/kubernetes,alejandroEsc/kubernetes,ii/kubernetes,matthyx/kubernetes,zhangmingld/kubernetes,dixudx/kubernetes,gnufied/kubernetes,li-ang/kubernetes,thockin/kubernetes,k82cn/kubernetes,GulajavaMinistudio/kubernetes,olivierlemasle/kubernetes,jackfrancis/kubernetes,ravilr/kubernetes,csrwng/kubernetes,dixudx/kubernetes,ravilr/kubernetes,kevin-wangzefeng/kubernetes,thockin/kubernetes,kevin-wangzefeng/kubernetes,thockin/kubernetes,k82cn/kubernetes,bparees/kubernetes,chestack/kubernetes,ping035627/kubernetes,mosoft521/kubernetes,liggitt/kubernetes,ii/kubernetes,cblecker/kubernetes,mosoft521/kubernetes,matthyx/kubernetes,csrwng/kubernetes,dims/kubernetes,iameli/kubernetes,mengqiy/kubernetes,cblecker/kubernetes,gnufied/kubernetes,BenTheElder/kubernetes,openshift/kubernetes,soltysh/kubernetes,PiotrProkop/kubernetes,openshift/kubernetes,liggitt/kubernetes,ravilr/kubernetes,bparees/kubernetes,mahak/kubernetes,PiotrProkop/kubernetes,deads2k/kubernetes,zhouhaibing089/kubernetes,liggitt/kubernetes,chestack/kubernetes,MikeSpreitzer/kubernetes,jingxu97/kubernetes,chestack/kubernetes,mkumatag/kubernetes,GulajavaMinistudio/kubernetes,gnufied/kubernetes,jingxu97/kubernetes,lojies/kubernetes,iameli/kubernetes,ii/kubernetes,shyamjvs/kubernetes,olivierlemasle/kubernetes,dims/kubernetes,bparees/kubernetes,alejandroEsc/kubernetes,li-ang/kubernetes,mahak/kubernetes,lojies/kubernetes,lojies/kubernetes,alejandroEsc/kubernetes,verb/kubernetes,feiskyer/kubernetes,mahak/kubernetes,csrwng/kubernetes,verb/kubernetes,GulajavaMinistudio/kubernetes,olivierlemasle/kubernetes,alejandroEsc/kubernetes,BenTheElder/kubernetes,jsafrane/kubernetes,mkumatag/kubernetes,carlory/kubernetes,jackfrancis/kubernetes,openshift/kubernetes,jsafrane/kubernetes,feiskyer/kubernetes,matthyx/kubernetes,kubernetes/kubernetes,shyamjvs/kubernetes,PiotrProkop/kubernetes,kevin-wangzefeng/kubernetes,MikeSpreitzer/kubernetes,zhangmingld/kubernetes,zhouhaibing089/kubernetes,zhangmingld/kubernetes,soltysh/kubernetes,jackfrancis/kubernetes,zhangmingld/kubernetes,gnufied/kubernetes,tengqm/kubernetes,shyamjvs/kubernetes,alejandroEsc/kubernetes,warmchang/kubernetes,carlory/kubernetes,deads2k/kubernetes,kubernetes/kubernetes,kubernetes/kubernetes,chestack/kubernetes,mkumatag/kubernetes,enj/kubernetes,MikeSpreitzer/kubernetes,jingxu97/kubernetes,mengqiy/kubernetes,cblecker/kubernetes,deads2k/kubernetes,jingxu97/kubernetes,tengqm/kubernetes,jessfraz/kubernetes,mkumatag/kubernetes,MikeSpreitzer/kubernetes,carlory/kubernetes,jsafrane/kubernetes,verb/kubernetes,li-ang/kubernetes,jessfraz/kubernetes,ping035627/kubernetes,ping035627/kubernetes,jsafrane/kubernetes,tengqm/kubernetes,ii/kubernetes,bparees/kubernetes,BenTheElder/kubernetes,zhangmingld/kubernetes,jackfrancis/kubernetes,enj/kubernetes,mahak/kubernetes,GulajavaMinistudio/kubernetes,zhangmingld/kubernetes,jessfraz/kubernetes,deads2k/kubernetes,csrwng/kubernetes,dims/kubernetes,mosoft521/kubernetes,li-ang/kubernetes,mengqiy/kubernetes,MikeSpreitzer/kubernetes,warmchang/kubernetes,shyamjvs/kubernetes,liggitt/kubernetes,rrati/kubernetes,soltysh/kubernetes,warmchang/kubernetes,iameli/kubernetes,k82cn/kubernetes,verb/kubernetes,zhouhaibing089/kubernetes,ravilr/kubernetes,mahak/kubernetes,olivierlemasle/kubernetes,BenTheElder/kubernetes,feiskyer/kubernetes,kevin-wangzefeng/kubernetes,csrwng/kubernetes,soltysh/kubernetes,dims/kubernetes,tengqm/kubernetes,ping035627/kubernetes,PiotrProkop/kubernetes,jsafrane/kubernetes,cblecker/kubernetes,openshift/kubernetes,mengqiy/kubernetes,matthyx/kubernetes,dixudx/kubernetes,lojies/kubernetes,tengqm/kubernetes,enj/kubernetes,matthyx/kubernetes,dixudx/kubernetes,olivierlemasle/kubernetes,kubernetes/kubernetes,enj/kubernetes,lojies/kubernetes,carlory/kubernetes,PiotrProkop/kubernetes,iameli/kubernetes,kevin-wangzefeng/kubernetes,li-ang/kubernetes,deads2k/kubernetes,feiskyer/kubernetes,iameli/kubernetes,ii/kubernetes,dixudx/kubernetes,mosoft521/kubernetes,jessfraz/kubernetes,enj/kubernetes,warmchang/kubernetes,rrati/kubernetes,liggitt/kubernetes,k82cn/kubernetes,rrati/kubernetes,verb/kubernetes,rrati/kubernetes,mosoft521/kubernetes,thockin/kubernetes