git: openjdk/jdk11u-dev: 8225471: Test utility jdk.test.lib.util.FileUtils.areAllMountPointsAccessible needs to tolerate duplicates

[Goetz Lindenmaier]

Changeset: 050bbdbb
Author:    Amos Shi <ashi at openjdk.org>
Committer: Goetz Lindenmaier <goetz at openjdk.org>
Date:      2023-12-07 08:07:56 +0000
URL:       https://git.openjdk.org/jdk11u-dev/commit/050bbdbb0355003fb8cd2965ce3a6ff8dec1aefd

8225471: Test utility  jdk.test.lib.util.FileUtils.areAllMountPointsAccessible needs to tolerate duplicates

Backport-of: f4f7dbd54cf9d309039122e46ab8577bc3fd950a

! test/jdk/java/nio/file/FileStore/Basic.java
! test/lib/jdk/test/lib/util/FileUtils.java