Source: Harry How / Getty Delonte West’s story finally has a new chapter that feels good to say out loud: he recently announced that he is 100 days sober. In a video shared in late March, the former NBA guard said he was living in Florida and working with Wellness Fitness & Performance, telling the camera, “Today, I’m 100 days sober.” For anybody who has followed West’s life beyond basketball, that is not a small update — it is a blessing. His j…