test: error strings should not be capitalized
test: error strings should not be capitalized

Signed-off-by: jianfei.zhang <54a899132d2126ab64decb07a793a67724f4ae09@daocloud.io>

thaJeztah/containerd,thaJeztah/containerd,estesp/containerd,mikebrow/containerd,mikebrow/containerd,containerd/containerd,containerd/containerd,estesp/containerd