RFR: 8317687: (fs) FileStore.supportsFileAttributeView("posix") incorrectly returns 'true' for FAT32 volume on macOS [v2]

[Brian Burkhalter]

> Change `BsdFileStore.supportsFileAttributeView` to return false for POSIX attributes when the associated volume file system type is FAT32.

Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:

  8317687: Return false for "unix" view of FAT

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Changes:
  - all: https://git.openjdk.org/jdk/pull/16084/files
  - new: https://git.openjdk.org/jdk/pull/16084/files/ff938a04..0cc942c2

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=16084&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=16084&range=00-01

  Stats: 3 lines in 1 file changed: 3 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/16084.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/16084/head:pull/16084

PR: https://git.openjdk.org/jdk/pull/16084