git: openjdk/jdk: 8232092: (fs) Files::isWritable returns false on a writeable root directory (win)

[Alan Bateman]

Changeset: abe25937
Author:    Nhat Nguyen <honguye at microsoft.com>
Committer: Alan Bateman <alanb at openjdk.org>
Date:      2020-10-07 19:45:20 +0000
URL:       https://git.openjdk.java.net/jdk/commit/abe25937

8232092: (fs) Files::isWritable returns false on a writeable root directory (win)

Reviewed-by: alanb

! src/java.base/windows/classes/sun/nio/fs/WindowsFileStore.java
+ test/jdk/java/nio/file/Files/SubstDrive.java