pull: fix split view on pull request page (#3695)
pull: fix split view on pull request page (#3695)

xaionaro/gogs,liliexuan/gogs,xaionaro/gogs,psaavedra/gogs,psaavedra/gogs,dlob/gogs,chriswatt/gogs,dlob/gogs,cgars/gogs,wangjild/gogs,wangjild/gogs,linquize/gogs,dancewing/gogs,liliexuan/gogs,pikacloud/pikacode,ForxaCoLab/forxa,gogits/gogs,mukaiu/gogs,chriswatt/gogs,xaionaro/gogs,gogits/gogs,mukaiu/gogs,wangjild/gogs,mukaiu/gogs,cgars/gogs,ForxaCoLab/forxa,Spice-King/gogs,dancewing/gogs,dancewing/gogs,dlob/gogs,Spice-King/gogs,Spice-King/gogs,pikacloud/pikacode,dancewing/gogs,liliexuan/gogs,linquize/gogs,psaavedra/gogs,chriswatt/gogs,ForxaCoLab/forxa,gogits/gogs,pikacloud/pikacode,cgars/gogs,linquize/gogs