radeon: add vce ucode for CIK GPUs

Add new ucode file and update the WHENCE entry.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>

WHENCE

@@ -1560,6 +1560,7 @@ File: radeon/BONAIRE_rlc.bin
 File: radeon/BONAIRE_sdma.bin
 File: radeon/BONAIRE_uvd.bin
 File: radeon/BONAIRE_smc.bin
+File: radeon/BONAIRE_vce.bin
 File: radeon/KABINI_ce.bin
 File: radeon/KABINI_me.bin
 File: radeon/KABINI_mec.bin