git: openjdk/jdk: 8273341: Update Siphash to version 1.0

[Coleen Phillimore]

Changeset: 6cf4cd1a
Author:    Coleen Phillimore <coleenp at openjdk.org>
Date:      2021-11-22 18:08:13 +0000
URL:       https://git.openjdk.java.net/jdk/commit/6cf4cd1aa46414d9af17f3704b27d0d381a17ee8

8273341: Update Siphash to version 1.0

Reviewed-by: dholmes

! src/hotspot/share/classfile/altHashing.cpp
! src/hotspot/share/classfile/altHashing.hpp