Align the margins between handle, text, and container with main picker.

Also aligns style to match main picker which doesn't set header style.

Requested by Jane / UX.

Bug: 328812171
Flag: N/A
Test: Manual - need to build a SS test for this opened - 336284716
Change-Id: I15fb82e807fdaa55bbfaaf73872273d1d6e84f97
2 files changed