ACPI / blacklist: add _REV quirks for Dell Precision 5520 and 3520

ACPI / blacklist: add _REV quirks for Dell Precision 5520 and 3520

BugLink: http://bugs.launchpad.net/bugs/1650054
Precision 5520 and 3520 either hang at login and during suspend or reboot.

It turns out that that adding them to acpi_rev_dmi_table[] helps to work
around those issues.

Signed-off-by: Alex Hung <alex.hung@canonical.com>
[ rjw: Changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
(backported from commit 9523b9bf6dceef6b0215e90b2348cd646597f796)
Signed-off-by: Alex Hung <alex.hung@canonical.com>
Acked-by: Tim Gardner <tim.gardner@canonical.com>
Acked-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>