defconfig: sa8195: Enable config for dyn splash

Enable CONFIG_DRM_SDE_SHD, CONFIG_DRM_SDE_SHP,
CONFIG_DRM_MSM_LEASE for supporting dynamic
splash feature.

Change-Id: I310a8415d31a401b7311a86ec465e00bacb19499
Acked-by: Poojashree Masthi <c_pmasth@qti.qualcomm.com>
Signed-off-by: Rahul Sharma <rahsha@codeaurora.org>