Beyond re-signing many of their own free agents, the Heat have remained relatively quiet this summer, writes Ira Winderman of the South Florida Sun Sentinel. Miami enjoyed a fairly successful 2021/22 campaign, and found themselves one win shy of qualifying for their second NBA Finals appearance in three years. Aside from the big fish that are Nets All-Star forward Kevin Durant and Jazz All-Star guard Donovan Mitchell, Winderman notes that there are many other viable trade candidates the team could look to add this summer, having lost starting power forward P.J. Tucker in free agency. Winderman lists players like Pacers…