drm/amdgpu: correct amdgpu ip block rev info

correct following amdgpu ip block version information:
- gfx_v9_4_3
- sdma_v4_4_2

Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c

@@ -2061,7 +2061,7 @@ const struct amdgpu_ip_block_version sdma_v4_4_2_ip_block = {
 	.type = AMD_IP_BLOCK_TYPE_SDMA,
 	.major = 4,
 	.minor = 4,
-	.rev = 0,
+	.rev = 2,
 	.funcs = &sdma_v4_4_2_ip_funcs,
 };