Fix issues with media control size

- Adjust padding for long press buttons, which was causing controls
to be too tall
- Increase album art size for recommendations, which were too short
after the long press padding was fixed
- Allow output switcher to expand to fit larger text sizes
- Update output switcher text style and sizes

Fixes: 190714400
Fixes: 189189771
Fixes: 190719285
Test: visual

Change-Id: I93562ecf9ec2463b8c1e663da8b0b271630c2ee5