Update github.com/gophercloud/utils digest to de873b9

go.mod

go.sum

vendor/github.com/gophercloud/gophercloud/.gitignore

vendor/github.com/gophercloud/gophercloud/.zuul.yaml

vendor/github.com/gophercloud/gophercloud/CHANGELOG.md

vendor/github.com/gophercloud/gophercloud/LICENSE

vendor/github.com/gophercloud/gophercloud/README.md

vendor/github.com/gophercloud/gophercloud/RELEASE.md

vendor/github.com/gophercloud/gophercloud/auth_options.go

vendor/github.com/gophercloud/gophercloud/doc.go

vendor/github.com/gophercloud/gophercloud/errors.go

vendor/github.com/gophercloud/gophercloud/go.mod

vendor/github.com/gophercloud/gophercloud/go.sum

.../github.com/gophercloud/gophercloud/openstack/auth_env.go

...or/github.com/gophercloud/gophercloud/openstack/client.go

...phercloud/gophercloud/openstack/compute/v2/servers/doc.go

...loud/gophercloud/openstack/compute/v2/servers/requests.go

...cloud/gophercloud/openstack/compute/v2/servers/results.go

...loud/gophercloud/openstack/identity/v2/tenants/results.go

...loud/gophercloud/openstack/identity/v2/tokens/requests.go