Days before NBC’s Lester Holt is scheduled to moderate the first presidential debate, Full Frontal’s Samantha Bee pondered why Americans know GOP presidential candidate Donald Trump is a bigot, but “they just don't care.” “A lot of voters decided racism and sexism are not great, but they're not a deal breaker.” As to why so many Americans think “playing footsie with fringe hate groups” is not a disqualifier from polite society, much less the White House, the TBS star…