Republicans calling for President Joe Biden to resign could be playing into the hands of Vice President Kamala Harris, strategists told the Daily Caller. After weeks of insisting that he wouldn’t, Biden announced Sunday via Twitter he was dropping out of the presidential race. The president didn’t specify why he dropped out or give a public address, but many Republican lawmakers are arguing that if Biden isn’t up to run for re-election, he shouldn’t be in charge, either. Strategists warned the Daily Caller that Republicans’ wish of a Biden resignation could give Harris a much-wanted boost in t…