vidc: 1080p: Allocate firmware buffer in driver init.

Video core has requirement that firmware buffer address
should be a lesser value than the all other video buffers.
Hence moving allocation to driver init function to
satisfy this requirement.

Signed-off-by: Gopikrishnaiah Anandan <gopikr@codeaurora.org>

Conflicts:

	drivers/video/msm/vidc/1080p/ddl/vcd_ddl.c
	drivers/video/msm/vidc/1080p/ddl/vcd_ddl_helper.c
	drivers/video/msm/vidc/1080p/resource_tracker/vcd_res_tracker.c
	drivers/video/msm/vidc/1080p/resource_tracker/vcd_res_tracker.h
	drivers/video/msm/vidc/1080p/resource_tracker/vcd_res_tracker_api.h