drm/amdgpu: Add I2C EEPROM support on smu v13_0_6

Support I2C EEPROM on smu v13_0_6.

v2: Move IP_VERSION(13, 0, 6) ahead of IP_VERSION(13, 0, 10).

Signed-off-by: Candice Li <candice.li@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>