From her college days through her professional career with the Indiana Fever, superstar point guard Caitlin Clark has been selling out stadiums.But the Clark mania is beginning to fizzle.“They're selling tickets right now for Indiana Fever games in Indianapolis for just $28. The Caitlin Clark star is dying. There's no question about that,” says BlazeTV host Jason Whitlock.Meanwhile, longtime Clark rival and Atlanta Dream power forward Angel Rees…