git: openjdk/jdk: 8326941: Remove StringUTF16::isBigEndian

[Per Minborg]

Changeset: c59c41aa
Author:    Per Minborg <pminborg at openjdk.org>
Date:      2024-03-19 08:46:51 +0000
URL:       https://git.openjdk.org/jdk/commit/c59c41aa6e28ab1dc59e6051f85e3e9ade251b07

8326941: Remove StringUTF16::isBigEndian

Reviewed-by: rriggs

! src/java.base/share/classes/java/lang/StringUTF16.java
! src/java.base/share/native/libjava/String.c