Improve language around adding sub projects
Improve language around adding sub projects

Signed-off-by: Chris Aniszczyk <2a3e0ec6821d10bf53e535c46e422f24d94584b5@gmail.com>

containerd/containerd,estesp/containerd,thaJeztah/containerd,crosbymichael/containerd,dmcgowan/containerd,vdemeester/containerd,kunalkushwaha/containerd,AkihiroSuda/containerd,dmcgowan/containerd,miaoyq/containerd,miaoyq/containerd,lichao-mobanche/containerd,chanezon/containerd,mikebrow/containerd,xiekeyang/containerd,estesp/containerd,crosbymichael/containerd,docker/containerd,kunalkushwaha/containerd,hqhq/containerd,vdemeester/containerd,thaJeztah/containerd,rajasec/containerd,containerd/containerd,yuexiao-wang/containerd,mikebrow/containerd