Update Resolver profile tab colors and spacing.

This also affects MediaProjectionAppSelectorActivity.

Clickable size of the button is increased to 48dp while maintain the
same visual appearance.
Button's text and background colors are updated.

Fix: 390662403
Test: visual verification.
Flag: EXEMPT resouces only
Change-Id: I3e97c0a2fdc7a5ffa1f2441136dc22a9afdfceb0