Cross Reference: /external/golang-protobuf/protoc-gen-go/testdata/import_public/sub

`Name`	`Date`	`Size`
Up to higher level directory
`a.pb.go`	22-Oct-2020	`12.8K`
`a.proto`	22-Oct-2020	`2.5K`
`b.pb.go`	22-Oct-2020	`2.7K`
`b.proto`	22-Oct-2020	`1.8K`