Remove redundant code
Remove redundant code

in set_rt_speed_feature_framesize_independent().

use_nonrd_pick_mode is already set for speed >= 5, so need to set again
for speed >= 6.

Change-Id: Idb0a4b36d21e305bd63f19e98a70f615ad76f514

webmproject/libvpx,ShiftMediaProject/libvpx,webmproject/libvpx,webmproject/libvpx,ShiftMediaProject/libvpx,webmproject/libvpx,ShiftMediaProject/libvpx,webmproject/libvpx,ShiftMediaProject/libvpx,ShiftMediaProject/libvpx,webmproject/libvpx