crypto: qat - remove redundant FW image size check

The FW image size check is already performed in the function
qat_uclo_check_image() before calling `qat_uclo_map_auth_fw()`.
Therefore, the additional check in `qat_uclo_map_auth_fw()` is redundant
and can be safely removed.

Signed-off-by: Jack Xu <jack.xu@intel.com>
Reviewed-by: Ahsan Atta <ahsan.atta@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>