Prepare klog release for Kubernetes v1.27 (Take 1)

What's Changed

• klog: benchmark the overhead when logging is off by @pohly in #355
• improve textlogger by @pohly in #362

Full Changelog: v2.80.1...v2.90.0

There are some API differences from previous version

k8s.io/klog/v2/klogr contains incompatible changes:
 - klogger.Enabled: removed
 - klogger.Error: removed
 - klogger.Info: removed

k8s.io/klog/v2/test contains incompatible changes:
 - InitKlog: changed from func() to func(testing.TB) *flag.FlagSet