The jdk.tls.client.SignatureSchemes property is mentioned twice in the security docs.

https://docs.oracle.com/en/java/javase/11/security/java-secure-socket-extension-jsse-reference-guide.html#GUID-A41282C3-19A3-400A-A40F-86F4DA22ABA9

Looks like the first row could be deleted. Information in 2nd row seems more verbose.