git: openjdk/jdk8u: 8290832: It is no longer possible to change "user.dir" in the JDK8

[Sergey Bylokhov]

Changeset: 2dadc2bf
Author:    Sergey Bylokhov <serb at openjdk.org>
Date:      2022-07-31 04:01:56 +0000
URL:       https://git.openjdk.org/jdk8u/commit/2dadc2bf312d5f947e0735d5ec13c285824db31d

8290832: It is no longer possible to change "user.dir" in the JDK8

Reviewed-by: phh, andrew

! jdk/src/solaris/classes/java/io/UnixFileSystem.java
! jdk/src/windows/classes/java/io/WinNTFileSystem.java
- jdk/test/java/io/File/UserDirChangedTest.java