Update push.yml

Update changelog; fix .goreleaser file

Add integration test for metrics; updated Changelog and docs to inclu…

…de reference to metrics

one too many stars

Bump google.golang.org/grpc from 1.21.0 to 1.21.1 (flipt-io#93)

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.21.0 to 1.21.1.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.21.0...v1.21.1)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Update CHANGELOG [ci skip]

Match on segments with no constraints (flipt-io#66)

* Allow segments to match with no constraints
* Clear debug console response body on error

Update Changelog in prep for release [ci skip]

Update CHANGELOG [ci skip]

Update CHANGELOG [ci skip]