ARM: rmobile: Identify R-Car D3 R8A77995 r1.1 SoC

Add support to identify R8A77995 r1.1 SoC.

Reviewed-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Signed-off-by: Hai Pham <hai.pham.ud@renesas.com>
[Marek: Slight update to commit message, spell out the SoC model]