UPSTREAM: HID: playstation: Add DualSense touchpad support

Implement support for DualSense touchpad as a separate input device.

Bug: 167947264
CRs-fixed: 2971837
Change-Id: I59b1d77b1d778366d05f5a929bbb205127914304
Signed-off-by: Roderick Colenbrander <roderick.colenbrander@sony.com>
Reviewed-by: Barnabás Pőcze <pobrn@protonmail.com>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Farid Chahla <farid.chahla@sony.com>
Signed-off-by: Siarhei Vishniakou <svv@google.com>
Git-repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git


Git-commit: f6bb05fcb2a10ff26ac5af1c29066d42019dc464
Signed-off-by: Kishor Krishna Bhat <kishkris@codeaurora.org>