An angry group of about 15 people stood outside the Alameda County Administration Building Tuesday, chanting: “Voters deserve better,” and “We deserve better,” as they called for the dismissal of registrar of voters Tim Dupuis.  The group called on the Board of Supervisors to remove Dupuis, accusing him of mishandling ranked-choice voting counts and mismanaging election resources. Mostly, they questioned why votes take so long to count in Alameda County, where regular updates were slow after the Nov. 5 election…