Fixed some Dialer theming bugs in NUI.

 - URL links are now blue
 - Raised buttons are now blue w/ white text
 - android nav bar is white
 - call log actions/icons are the correct colors
 - search bar hint text is the correct color

Bug: 72525324
Test: screenshot
PiperOrigin-RevId: 186484088
Change-Id: I1863a28e1ea9bf16863f42299afca319a6bdcc97