Merge "update metadata for the studio landing page cards (for 2.2 content)...

Merge "update metadata for the studio landing page cards (for 2.2 content) edit landing page banner ("a dozen" --> "20")" into nyc-dev am: a1c28fa8 am: 5f67892f am: 9f5f8b93 am: 4661b59c
am: e29b826a

Change-Id: Ie4b2911595d487b280e7e58db63cf489b7007e56