Remove the cgroups maintainer file
Remove the cgroups maintainer file

We don't need this because it is covered by the libcontainer MAINTAINERS
file
Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)

whuwxl/libcontainer,ChengTiesheng/runc,hxfeng/runc,haijunTan/runc,estesp/libcontainer,avagin/libcontainer,cloudfoundry-incubator/runc,opencontainers/runc,avagin/libcontainer,Mashimiao/libcontainer,shakamunyi/libcontainer,ZJU-SEL/libcontainer,marcosnils/runc,mheon/runc,ycaihua/runc,kolyshkin/runc,xiaochenshen/runc,fabiokung/runc,rajasec/runc,ddnbgroup/runc,avagin/libcontainer,gitido/runc,wking/runc,wcwxyz/runc,nkwilson/runc,rajasec/runc,w4ngyi/libcontainer,icecrime/libcontainer,avagin/runc,sunyuan3/runc,estesp/runc,mrunalp/runc,subuser-security/runc,mheon/runc,opencontainers/runc,liuwharton/runc,aidanhs/runc,thaJeztah/libcontainer,HardikDR/runc,crosbymichael/libcontainer,abduld/runc,SaiedKazemi/libcontainer-criu,coolljt0725/runc,cyphar/runc,docker/libcontainer,LK4D4/runc,hqhq/runc,gitido/runc,Mashimiao/libcontainer,shenxiaochen/libcontainer,haijunTan/runc,mapk0y/runc,runcom/libcontainer,stefanberger/runc,whosthatknocking/runc,dieface/runc,avagin/runc,coolljt0725/runc,crosbymichael/libcontainer,intfrr/runc,ycaihua/libcontainer,mrunalp/libcontainer,vbatts/runc,HuKeping/runc,icecrime/libcontainer,mheon/runc,tangkun75/libcontainer,fabiokung/runc,tangkun75/libcontainer,inatatsu/runc,shishir-a412ed/runc,rootfs/runc,xiaochenshen/runc,shishir-a412ed/runc,mYmNeo/runc,YujiOshima/runc,jhowardmsft/runc,whosthatknocking/runc,rootfs/runc,axsh/runc,keloyang/libcontainer,BrickXu/libcontainer,HardikDR/runc,ChengTiesheng/runc,ZJU-SEL/runc,whuwxl/libcontainer,ZJU-SEL/runc,mapk0y/runc,lizf-os/runc,whuwxl/libcontainer,clnperez/runc,ekuric/runc,avagin/runc,zhangyancoder/libcontainer,calavera/runc,boucher/libcontainer,clnperez/runc,unclejack/libcontainer,ycaihua/runc,albertoleal/runc,boucher/runc,jhjeong-kr/runc,HardikDR/runc,mrunalp/runc,hqhq/libcontainer,talwai/runc,xiaochenshen/runc,mikebrow/runc,jwuwork/runc,rootfs/runc,meihuabo/runc,estesp/libcontainer,vbatts/runc,adrianreber/runc,navidshaikh/runc,booyaa/runc,rajasec/runc,sallyom/runc,icecrime/libcontainer,crosbymichael/libcontainer,crosbymichael/runc,laijs/runc,keloyang/runc,ycaihua/libcontainer,runcom/runc,zhangyancoder/libcontainer,zenlinTechnofreak/runc,boucher/libcontainer,estesp/libcontainer,thaJeztah/libcontainer,cyphar/runc,ZJU-SEL/libcontainer,jwuwork/runc,Microsoft/libcontainer,carlye566/runc,dieface/runc,runcom/libcontainer,ddnbgroup/runc,ChengTiesheng/runc,Microsoft/libcontainer,WeiZhang555/runc,carlye566/runc,opencontainers/runc,w4ngyi/libcontainer,wcwxyz/runc,balajibr/runc,mrunalp/libcontainer,estesp/runc,jhowardmsft/runc,subuser-security/runc,kimh/runc,docker/libcontainer,mikebrow/runc,keloyang/libcontainer,han-wang/runc,keloyang/libcontainer,rhatdan/runc,keloyang/runc,jhjeong-kr/runc,LTD-Beget/libcontainer,willmtemple/runc,milosgajdos83/libcontainer-milosgajdos83,zhangyancoder/libcontainer,mapk0y/runc,hxfeng/runc,axsh/runc,intfrr/runc,ycaihua/libcontainer,laijs/runc,w4ngyi/libcontainer,InformatiQ/runc,rhatdan/runc,runcom/libcontainer,Mashimiao/libcontainer,dqminh/libcontainer,calavera/runc,carlye566/runc,cyphar/runc,boucher/runc,clnperez/runc,kimh/runc,markllama/runc,jhjeong-kr/runc,ZJU-SEL/libcontainer,mheon/libcontainer,zenlinTechnofreak/runc,balajibr/runc,opencontainers/runc,balajibr/runc,jhowardmsft/runc,cxxly/runc,BrickXu/libcontainer,rhatdan/libcontainer,LK4D4/runc,booyaa/runc,keloyang/runc,kimh/runc,rsampaio/runc,navidshaikh/runc,fabiokung/runc,cxxly/runc,estesp/runc,markllama/runc,meihuabo/runc,WeiZhang555/runc,YujiOshima/runc,axsh/runc,inatatsu/runc,keloyang/libcontainer,chenchun/runc,sallyom/runc,meihuabo/runc,crosbymichael/runc,ycaihua/runc,ddnbgroup/runc,mrunalp/runc,unclejack/libcontainer,rsampaio/runc,lizf-os/runc,laijs/runc,rsampaio/runc,aidanhs/runc,WeiZhang555/runc,nkwilson/runc,markllama/runc,mYmNeo/runc,wcwxyz/runc,lizf-os/runc,maxamillion/runc,gitido/runc,jwuwork/runc,boucher/libcontainer,ZJU-SEL/runc,dqminh/runc,crosbymichael/runc,inatatsu/runc,justincormack/runc,intfrr/runc,tangkun75/libcontainer,wangkirin/runc,LTD-Beget/libcontainer,mrunalp/libcontainer,shenxiaochen/libcontainer,albertoleal/runc,stefanberger/runc,aidanhs/runc,milosgajdos83/libcontainer-milosgajdos83,justincormack/runc,mheon/libcontainer,cloudfoundry-incubator/runc,LTD-Beget/libcontainer,liuwharton/runc,coolljt0725/runc,boucher/runc,InformatiQ/runc,abduld/runc,rhatdan/libcontainer,BrickXu/libcontainer,YujiOshima/runc,wangkirin/runc,adrianreber/runc,wangkirin/runc,justincormack/runc,hxfeng/runc,dieface/runc,adrianreber/runc,sunyuan3/runc,chenchun/runc,dqminh/runc,subuser-security/runc,chenchun/runc,runcom/runc,hqhq/libcontainer,docker/runc,ekuric/runc,hqhq/libcontainer,albertoleal/runc,willmtemple/runc,maxamillion/runc,unclejack/libcontainer,rhatdan/libcontainer,InformatiQ/runc,docker/libcontainer,gwoo/runc,abduld/runc,shishir-a412ed/runc,runcom/runc,LK4D4/runc,maxamillion/runc,zenlinTechnofreak/runc,dqminh/libcontainer,rhatdan/runc,whosthatknocking/runc,shenxiaochen/libcontainer,calavera/runc,cloudfoundry-incubator/runc,mYmNeo/runc,han-wang/runc,kolyshkin/runc,stefanberger/runc,shakamunyi/libcontainer,talwai/runc,shakamunyi/libcontainer,navidshaikh/runc,marcosnils/runc,SaiedKazemi/libcontainer-criu,nkwilson/runc,marcosnils/runc,HuKeping/runc,wking/runc,wking/runc,hqhq/runc,sunyuan3/runc,cxxly/runc,rhatdan/runc,docker/runc,dqminh/runc,talwai/runc,ekuric/runc,hqhq/runc,mikebrow/runc,kolyshkin/runc,docker/runc,han-wang/runc,dqminh/runc,liuwharton/runc,Microsoft/libcontainer,thaJeztah/libcontainer,SaiedKazemi/libcontainer-criu,willmtemple/runc,sallyom/runc,dqminh/libcontainer,booyaa/runc,haijunTan/runc,HuKeping/runc,kolyshkin/runc,mheon/libcontainer,vbatts/runc