NBC’s “Sunday Night Football” isn’t out of the woods yet. The Seattle Seahawks’ drubbing of the Carolina Panthers (40-7) pulled in an 11.5 household rating in Nielsen’s metered market overnights, slightly down from last week’s 11.8 household rating for a Broncos-Chiefs contest. If you’re looking for comparisons to recent high-rated games, Week 10’s Seahawks-Patriots “SNF”...