const time.timeBinaryVersionV1

3 uses

	time (current package)
		time.go#L1274: 	timeBinaryVersionV1 byte = iota + 1 // For general situation
		time.go#L1282: 	version := timeBinaryVersionV1
		time.go#L1334: 	if version != timeBinaryVersionV1 && version != timeBinaryVersionV2 {