By SI Staff After being detained for 10 months, a prisoner swap has released her from Russian custody. After nearly 10 months of being in Russian custody, Brittney Griner is coming home. The Mercury center was arrested Feb. 17 at Sheremetyevo International Airport near Moscow, where Russian officials said they discovered vape cartridges containing hashish oil in her luggage. On Aug. 4, Griner was sentenced to nine years in Russian prison. And Dec. 8, she was released in a prisoner swap to return to the United States. “The outcome seemed inevitable, and yet it was so hard to trust,” writes Spor…