Test: Open all apps to confirm tab style match the mock in both dark &
light mode.
Open widgets picker to confirm tab style match the mock in both
dark & light mode.
Bug: 191387242
Change-Id: Ie0111f65813128fef5befbdefd451cf0e9f01be9
Also remove elevation set to tab to remove unwanted shadow.
Test: Set up a work profile. Then, open the full widgets picker.
Observe padding & margin of the work / personal tabs.
Bug: 188221455
Change-Id: I761cb1c1410f87c80a5fdca3803fb8b099d499d6
1. Apps are feminine while widgets are masculine in some languages.
We should use a different set of strings to ensure strings are
translated with the right context.
2. We will be using a different theme for widget tabs. Let's keep
the layout separate.
Bug: 184613311
Test: manual
Change-Id: I88df8ca6091e4b6ddf81f34f180a6ce2cada16e3