v1.15.1

It's less likely to be useful for server process like this is meant to be used for but, just in case,
see the changes in https://github.com/fortio/cli#small-binaries for new build tags to reduce the foot print

What's Changed

• Bump fortio.org/cli from 1.6.0 to 1.7.0 by @dependabot in #62

Full Changelog: v1.15.0...v1.15.1