amdgpu: sync up hawaii firmware with 18.20 release

From internal commit:
4e9bb623d83a96a783fd92ad1a4d9b05a3284d7c
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Josh Boyer <jwboyer@kernel.org>

WHENCE

@@ -1933,6 +1933,18 @@ File: amdgpu/bonaire_sdma1.bin
 File: amdgpu/bonaire_smc.bin
 File: amdgpu/bonaire_uvd.bin
 File: amdgpu/bonaire_vce.bin
+File: amdgpu/hawaii_ce.bin
+File: amdgpu/hawaii_k_smc.bin
+File: amdgpu/hawaii_mc.bin
+File: amdgpu/hawaii_me.bin
+File: amdgpu/hawaii_mec.bin
+File: amdgpu/hawaii_pfp.bin
+File: amdgpu/hawaii_rlc.bin
+File: amdgpu/hawaii_sdma.bin
+File: amdgpu/hawaii_sdma1.bin
+File: amdgpu/hawaii_smc.bin
+File: amdgpu/hawaii_uvd.bin
+File: amdgpu/hawaii_vce.bin
 File: amdgpu/topaz_ce.bin
 File: amdgpu/topaz_k_smc.bin
 File: amdgpu/topaz_mc.bin