Senator Sheldon Whitehouse isn’t letting the Ghislaine Maxwell prison transfer question drop — and with Todd Blanche’s confirmation hearing on the horizon, the timing couldn’t be worse for the AG nominee. Whitehouse, the Ranking Member of the Senate Judiciary Courts Subcommittee, sent a letter this week to Blanche and Bureau of Prisons Director William Marshall demanding answers about the transfer of Ghislaine Maxwell — convicted sex trafficker …