Fix the JSON field names for MigrateRepoForm
Fix the JSON field names for MigrateRepoForm

For some reason, the field names for Private and Mirror got swapped.

dlob/gogs,sapk-fork/gitea,sapk/gogs,odinuge/gogs,mark77z/tt2016,strk/gogs,kjellkvinge/gitea,spacetourist/gitea,0rax/gogs,liliexuan/gogs,sillydong/gogs,manfer/gogs,psolyca/gitea,admik/gitea,chriswatt/gogs,denji/gitea,kubatyszko/gitea,treejames/gogs,dnmgns/gitea,Janfred/gogs,liliexuan/gogs,avelino/gitea,jorgesumle/gitea,mark77z/tt2016,gigforks/gogs,bkcsoft/gogs,gogits/gogs,likeit92/gogs,tanapoln/gogs,Bwko/gitea,ethantkoenig/gogs,kiliit/gogs,go-gitea/gitea,cybe/gitea,bygreencn/gogs,denji/gitea_tmp,SlavikZ/gogs,denji/gitea_tmp,Janfred/gogs,sapk-fork/gitea,strk/gogs,pentix/gogs,kubatyszko/gitea,ForxaCoLab/forxa,linquize/gogs,cgars/gogs,tony/gogs,avelino/gitea,bkcsoft/gogs,vdbt/gitea,cem/gogs,Spice-King/gogs,huyueMiss/gogs,pentix/gogs,avelino/gitea,jvanderneutstulen/gogs,geek1011/gitea,cgars/gogs,avelino/gitea,kjellkvinge/gitea,dnmgns/gitea,mukaiu/gogs,likeit92/gogs,likeit92/gogs,AndreaGiardini/gogs,cumgun/gitea,Morlinest/gitea,kiliit/gogs,tony/gogs,rems4e/gitea,kong36088/SCAUGogits,manfer/gogs,0rax/gogs,everhopingandwaiting/gogs,lunny/gitea,dlob/gogs,kjellkvinge/gitea,AndreaGiardini/gogs,gogits/gogs,DblK/gitea,bygreencn/gogs,xaionaro/gogs,dlob/gogs,jvanderneutstulen/gogs,vdbt/gitea,xaionaro/gogs,tony/gogs,puffybsd/gitea,typeless/gitea,kong36088/SCAUGogits,tszym/gogs,xaionaro/gogs,vCaesar/gitea,svcavallar/gogs,mjwwit/gitea,manfer/gogs,tanapoln/gogs,psolyca/gitea,denji/gitea_tmp,richmahn/gogs,cez81/gitea,andreynering/gitea,ethantkoenig/gogs,dnmgns/gitea,0rax/gogs,mark77z/tt2016,sillydong/gogs,bygreencn/gogs,dancewing/gogs,sapk/gogs,svcavallar/gogs,gigforks/gogs,AndreaGiardini/gogs,JonasFranzDEV/gitea,sapk/gogs,bkcsoft/gogs,tboerger/gitea,ethantkoenig/gitea,SlavikZ/gogs,tboerger/gitea,go-gitea/gitea,psaavedra/gogs,jorgesumle/gitea,wangjild/gogs,Morlinest/gitea,dancewing/gogs,rems4e/gitea,chriswatt/gogs,odinuge/gogs,pikacloud/pikacode,dancewing/gogs,sillydong/gogs,0rax/gogs,Bwko/gitea,typeless/gitea,pikacloud/pikacode,Janfred/gogs,cez81/gitea,odinuge/gogs,huyueMiss/gogs,lafriks/gitea,tszym/gogs,treejames/gogs,JonasFranzDEV/gitea,go-gitea/gitea,jvanderneutstulen/gogs,mukaiu/gogs,tanapoln/gogs,ForxaCoLab/forxa,geek1011/gitea,dl5rcw/gitea,ethantkoenig/gitea,willemvd/gitea,denji/gitea_tmp,tszym/gogs,vCaesar/gitea,Bwko/gitea,everhopingandwaiting/gogs,typeless/gitea,everhopingandwaiting/gogs,mjwwit/gitea,svcavallar/gogs,gigforks/gogs,strk/gogs,cem/gogs,kubatyszko/gitea,psaavedra/gogs,lunny/gitea,cem/gogs,spacetourist/gitea,typeless/gitea,CaeruleusAqua/gitea,mpindado/gogs,Spice-King/gogs,lafriks/gitea,mpindado/gogs,richmahn/gogs,gigforks/gogs,wangjild/gogs,everhopingandwaiting/gogs,xormplus/gitea,sapk-fork/gitea,makhov/gitea,andreynering/gitea,cgars/gogs,CaeruleusAqua/gitea,sapk-fork/gitea,mpindado/gogs,dancewing/gogs,pikacloud/pikacode,lunny/gitea,liliexuan/gogs,ForxaCoLab/forxa,lafriks/gitea,kiliit/gogs,treejames/gogs,gogits/gogs,tboerger/gitea,mukaiu/gogs,cumgun/gitea,huyueMiss/gogs,linquize/gogs,linquize/gogs,cybe/gitea,Spice-King/gogs,minecrafter/gitea,cez81/gitea,psaavedra/gogs,kong36088/SCAUGogits,wangjild/gogs,pentix/gogs,SlavikZ/gogs,DblK/gitea,chriswatt/gogs