Fix bug: Failed to get repository tags
Fix bug: Failed to get repository tags

Listing repository tags will fail if the repository name contains string
'service'

Fixed in registryutils.go. Use regrexp instead of splitting strings by
'service'.

wemeya/harbor,reasonerjt/harbor,wemeya/harbor,wy65701436/harbor,steven-zou/harbor,wemeya/harbor,steven-zou/harbor,wknet123/harbor,wy65701436/harbor,wy65701436/harbor,reasonerjt/harbor,reasonerjt/harbor,wy65701436/harbor,reasonerjt/harbor,wemeya/harbor,wknet123/harbor,steven-zou/harbor,wknet123/harbor,steven-zou/harbor,wemeya/harbor,steven-zou/harbor,wy65701436/harbor,steven-zou/harbor,wknet123/harbor,reasonerjt/harbor,wemeya/harbor,wknet123/harbor,wy65701436/harbor,wknet123/harbor,reasonerjt/harbor