TODAY: Dean cleared waivers and was directly named the Giants’ Triple-A partner. MARCH, 20TH: The Giants have a designated outfielder Austin Dean for task per Maria I Guardado of MLB.com. His roster spot was wanted for the signing Matthew Boydwhose deal is now official. The 28-year-old Dean was originally drafted by the Marlins in 2012 and eventually made his MLB debut with them in 2018. After 98 video games with the Fish…