platform/x86/amd/hsmp: Replace dev_err() with dev_info() for non-fatal errors

platform/x86/amd/hsmp: Replace dev_err() with dev_info() for non-fatal errors

Failure in metric table initialization and hwmon registration are
non-fatal errors. Hence replace them with dev_info().

Signed-off-by: Suma Hegde <suma.hegde@amd.com>
Link: https://lore.kernel.org/r/20250807114203.982860-1-suma.hegde@amd.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>