By Andrew McCarty On Friday afternoon, former Los Angeles Chargers head coach Anthony Lynn landed a new NFL role. He served as the Detroit Lions offensive coordinator in 2021. However, after he was stripped of play-calling duties, he and the team decided to part ways. After a few weeks to assess his options, he landed a new gig with the San Francisco 49ers. “Anthony Lynn is being hired as the Assistant Head Coach of the San Francisco 49ers, per league sources,” ESPN’s Adam Schefter reported. “Lynn – who had other NFL and college offers – is expected to now be a key cog in the 49ers’ offense an…