sdm: drm: Enable suspend and resume

1. Set CRTC and Connector properties during device suspend & resume.
2. Device resume needs a Commit to propagate the CRTC and Connector
   settings to DRM driver.

CRs-Fixed: 2057685
Change-Id: I50917e312b3738002a0d4dfeb047744d1f188077
1 file changed