Print the url of the generated project in the `open` case.
Print the url of the generated project in the `open` case.

It's nice that it is auto-opened, but it's also nice to know where it
is.

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MOS_MIGRATED_REVID=131851326

pinterest/tulsi,bazelbuild/tulsi,pinterest/tulsi,pinterest/tulsi,bazelbuild/tulsi,pinterest/tulsi,bazelbuild/tulsi,bazelbuild/tulsi,bazelbuild/tulsi,bazelbuild/tulsi,pinterest/tulsi,pinterest/tulsi