CVE-2020-8565 Incomplete fix for CVE-2019-11250 allows for token leak in logs when logLevel >= 9

In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl. This affects = v1.19.3, = v1.18.10, = v1.17.13, v1.20.0-alpha2...