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

Remove 2nd DP and eDP lease from sa8195p as techpack kernel
dependency is not fully resolved yet. Will add them back once
2nd DP and eDP changes are merged and techpack is enabled.

Change-Id: I983783e6b1f18659f6864f008cf3aa43e3221084
Signed-off-by: Xiaowen Wu <wxiaowen@codeaurora.org>