Update ZFS tests now that PR 221985 is fixed
tests/sys/cddl/zfs/tests/cli_root/zfs_get/zfs_get_003_pos.ksh
tests/sys/cddl/zfs/tests/cli_root/zfs_mount/zfs_mount_007_pos.ksh
Convert Illumos syntax => FreeBSD syntax
tests/sys/cddl/zfs/tests/cli_root/zfs_get/zfs_get_test.sh
Clear expected failure for zfs_get_003_pos
tests/sys/cddl/zfs/tests/cli_root/zfs_mount/zfs_mount_007_pos.ksh
Remove the "devices" property. Unlike on Illumos, on FreeBSD it
can't be changed temporarily (or at all).
tests/sys/cddl/zfs/tests/cli_root/zfs_mount/zfs_mount_test.sh
Remove the expected failure for zfs_mount_007_pos due to 221985, but
add a new expected failure due to PR 115361.