Revert "ARM: dts: msm: remove 2nd DP and eDP from sa8195p"

This reverts commit 56b6c96d.

2nd DP and eDP driver support is added, so revert the commit to
add 2nd DP and eDP back to card0.

Change-Id: I66a96203108994a53fa888fd40497ab9c07b61b1
Signed-off-by: Xiaowen Wu <wxiaowen@codeaurora.org>