ARM: dts: msm: Add support for esoc on msm8996 CV2X

Add some properties to better support esoc on msm8996 CV2X
boards. These properties correct some definition of the MDM
esoc connection on the board and support scenarios of external
SoC crashes and graceful reboot.

Change-Id: I994a2b0a3d3320b2a31fa0fc238a182497659f67
Signed-off-by: Gustavo Solaira <gustavos@codeaurora.org>