Canadian actor Kenneth Mitchell, known for his roles in the popular series “Star Trek: Discovery” and Marvel’s “Captain Marvel,” has passed away at the age of 49 after a long battle with Amyotrophic lateral sclerosis (ALS). Mitchell’s family announced his passing on Sunday, attributing his death to the debilitating disease, also known as Lou Gehrig’s disease, reported The Hill on Sunday. The actor was diagnosed with ALS in 2018 and has been candid about his journey with the illness on social media. Despite the challenges he faced, Mitchell’s family noted his resilience and commitment to living…