WASHINGTON (Reuters) -U.S. President Joe Biden will speak on Tuesday about a bill that would require super PACs and certain other groups to disclose donors who contributed $10,000 or more during an election cycle, a measure doomed to fail due to lack of Republican support. The bill is slated for a Senate vote this week, top Senate Democrat Chuck Schumer said on Monday, as Democrats seek to boost election transparency ahead of the November midterms after failing to pass more ambitious voting rights legislation earlier this year. The vote does not have the support of 60 senators necessary to ove…