Fix display issue on RPI4

Fix display issue on RPI4

RPI4 has seperated devices for display and render, so when init
Tizen, we open /dev/dri/renderD128 and init v3d screen as renderonly.

Merged commit:
commit 50839c47736cbab7db6a9fb25ea0d983434c56cc
Author: Zhaowei Yuan <zhaowei.yuan@samsung.com>
    - platform_tizen: free driver_name if initialization goes wrong
      Mallocated driver_name needs to be freed if following steps for
      initialization goes wrong, whether hw_accel if set or not

Change-Id: Iffac62ac9717f7a4da589fd51f008968615a6321
Signed-off-by: Xuelian Bai <xuelian.bai@samsung.com>