drm/amdgpu: declare firmware for new SDMA 6.0.3

To support new sdma ip block
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Frank Min <Frank.Min@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c

@@ -47,6 +47,7 @@
 MODULE_FIRMWARE("amdgpu/sdma_6_0_0.bin");
 MODULE_FIRMWARE("amdgpu/sdma_6_0_1.bin");
 MODULE_FIRMWARE("amdgpu/sdma_6_0_2.bin");
+MODULE_FIRMWARE("amdgpu/sdma_6_0_3.bin");
 
 #define SDMA1_REG_OFFSET 0x600
 #define SDMA0_HYP_DEC_REG_START 0x5880