Sixty-pound, 9-year-old Dutch shepherd Clyde became Santa Ana Police Officer Ryan Shifflett’s partner five years ago. And now, after 14 apprehensions, countless surrenders, and lots of roughhousing, Clyde is officially in retirement mode. “He’s become a permanent fixture in my bedroom,” Shifflett said. “He lays at the foot of the bed. As soon as you let him in the house, he runs all the way to the back of the bedroom and lays right there.” It’s some welcome R&R for a dog who has taken work mode quite seriously. “He is 100 miles an hour all the time,” said Shifflett.…