Supported synchronized fixed location and measurement from device files

Replace NMEA by one row fixed location data

Test: atest VtsHalGnssTargetTest
Test: launch_cvd -cpus 16 -memory_mb 16192  --start_gnss_proxy --gnss_file_path=/usr/local/google/home/yuchenhe/Downloads/raw.txt --fixed_location_file_path=/google/data/rw/users/yu/yuchenhe/input.txt
Bug: 213225295

Change-Id: Ide7bbb3e81a90414496084691227bd95a2e7af18