brian m. carlson 843cd7cb32 go.mod: update golang.org/x/ modules for Go 1.16 ... We require some newer versions to support Go 1.16, so let's bump the versions and vendor new copies of the libraries.		2021-03-17 16:54:05 +00:00
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semaphore.go	go.mod: update golang.org/x/ modules for Go 1.16	2021-03-17 16:54:05 +00:00