Fixed a few issues in search with new nav.

 - back arrow in search now flips in RTL mode http://screen/1eccBLDqPp0
 - search text no longer overlaps icons http://screen/Mq0omQEuZez
 - keyboard now always closes on pause
 - location permission is no longer visible in dialpad search

Bug: 73088433,74784637,76117373,76440832,76441216
Test: keyboard and rtl tested manually, added test for location permission
PiperOrigin-RevId: 190981686
Change-Id: Ia121d410c158df0de9cd731ab280a6d8e9b300d9