Update Docker REAMDE.md
Update Docker REAMDE.md

- Remove the known issue about `.dockerignore` being ignored during DockerHub automated build as this has been fixed
- Added a note on the fact that we currently do no support building the container on RPi1

willemvd/gitea,mukaiu/gogs,richmahn/gogs,sapk/gogs,typeless/gitea,mark77z/tt2016,mpindado/gogs,dancewing/gogs,pikacloud/pikacode,everhopingandwaiting/gogs,cez81/gitea,denji/gitea_tmp,lunny/gitea,kong36088/SCAUGogits,makhov/gitea,andreynering/gitea,go-gitea/gitea,kong36088/SCAUGogits,vCaesar/gitea,kong36088/SCAUGogits,Spice-King/gogs,jvanderneutstulen/gogs,manfer/gogs,richmahn/gogs,cgars/gogs,dlob/gogs,gogits/gogs,andreynering/gitea,typeless/gitea,tony/gogs,avelino/gitea,dancewing/gogs,mpindado/gogs,0rax/gogs,strk/gogs,jorgesumle/gitea,cybe/gitea,gigforks/gogs,chriswatt/gogs,denji/gitea,sapk-fork/gitea,cez81/gitea,spacetourist/gitea,odinuge/gogs,AndreaGiardini/gogs,denji/gitea_tmp,wangjild/gogs,vdbt/gitea,tony/gogs,lunny/gitea,liliexuan/gogs,dnmgns/gitea,odinuge/gogs,spacetourist/gitea,linquize/gogs,lafriks/gitea,dnmgns/gitea,mark77z/tt2016,admik/gitea,denji/gitea_tmp,geek1011/gitea,kubatyszko/gitea,Spice-King/gogs,tboerger/gitea,Morlinest/gitea,cez81/gitea,manfer/gogs,kjellkvinge/gitea,everhopingandwaiting/gogs,tboerger/gitea,wangjild/gogs,dancewing/gogs,bygreencn/gogs,bkcsoft/gogs,kjellkvinge/gitea,tszym/gogs,gigforks/gogs,sapk-fork/gitea,tanapoln/gogs,strk/gogs,tanapoln/gogs,typeless/gitea,liliexuan/gogs,strk/gogs,sillydong/gogs,ethantkoenig/gogs,pikacloud/pikacode,Bwko/gitea,chriswatt/gogs,mjwwit/gitea,dlob/gogs,ForxaCoLab/forxa,sapk-fork/gitea,sillydong/gogs,sapk/gogs,psolyca/gitea,mjwwit/gitea,Bwko/gitea,gigforks/gogs,ForxaCoLab/forxa,everhopingandwaiting/gogs,jorgesumle/gitea,CaeruleusAqua/gitea,jvanderneutstulen/gogs,cybe/gitea,bkcsoft/gogs,mark77z/tt2016,psaavedra/gogs,tanapoln/gogs,bygreencn/gogs,rems4e/gitea,minecrafter/gitea,0rax/gogs,psolyca/gitea,mpindado/gogs,vCaesar/gitea,JonasFranzDEV/gitea,gogits/gogs,mukaiu/gogs,kjellkvinge/gitea,go-gitea/gitea,kubatyszko/gitea,chriswatt/gogs,tony/gogs,xormplus/gitea,cumgun/gitea,ForxaCoLab/forxa,DblK/gitea,sillydong/gogs,0rax/gogs,xaionaro/gogs,geek1011/gitea,denji/gitea_tmp,tszym/gogs,pikacloud/pikacode,0rax/gogs,JonasFranzDEV/gitea,avelino/gitea,manfer/gogs,ethantkoenig/gitea,cgars/gogs,gogits/gogs,avelino/gitea,CaeruleusAqua/gitea,tboerger/gitea,cgars/gogs,odinuge/gogs,everhopingandwaiting/gogs,lafriks/gitea,Spice-King/gogs,psaavedra/gogs,wangjild/gogs,bkcsoft/gogs,sapk/gogs,Bwko/gitea,lunny/gitea,linquize/gogs,kubatyszko/gitea,gigforks/gogs,psaavedra/gogs,linquize/gogs,AndreaGiardini/gogs,puffybsd/gitea,dnmgns/gitea,xaionaro/gogs,mukaiu/gogs,avelino/gitea,bygreencn/gogs,tszym/gogs,vdbt/gitea,Morlinest/gitea,sapk-fork/gitea,AndreaGiardini/gogs,cumgun/gitea,go-gitea/gitea,dlob/gogs,jvanderneutstulen/gogs,dl5rcw/gitea,rems4e/gitea,lafriks/gitea,liliexuan/gogs,ethantkoenig/gitea,DblK/gitea,ethantkoenig/gogs,dancewing/gogs,typeless/gitea,xaionaro/gogs