i386: Remove unused parameter "uint32_t bit" in feature_word_description()

i386: Remove unused parameter "uint32_t bit" in feature_word_description()

Parameter "uint32_t bit" is not used in function feature_word_description(),
so remove it.

Signed-off-by: Lei Wang <lei4.wang@intel.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Link: https://lore.kernel.org/r/20241217123932.948789-2-xiaoyao.li@intel.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>