Polished pill and glow appearance

- Pill now has inner glow
- Icon outline is only present on MA actionType
- glow was adjusted and dimmed down
- background is solid white or black

Fixes: 418032398
Flag: com.android.systemui.enable_underlay
Test: atest NavBarPillScreenshotTest
Test: atest ShortPillScreenshotTest
Change-Id: Iad601752bd37b6ace6943c52754617a8c283c477