Missing implications for cleavers

BUR #26088 has been rejected.

create implication holding_cleaver -> cleaver
create implication holding_cleaver -> holding
create implication holding_cleaver -> holding_knife
create implication cleaver -> knife

Filling up missing implications.

No need to make it imply holding since the implication to holding_knife will already take care of that.

This bulk update request is pending automatic rejection in 5 days.

This bulk update request has been rejected because it was not approved within 45 days.

The bulk update request #26088 (forum #280057) has been rejected by @DanbooruBot.