Vehicle HAL client reads the config from the server instead of DefaultConfigs.h

Test: Launch cf auto instance (with default vhal) and

atest
packages/services/Car/tests/vehiclehal_test/src/com/android/car/vehiclehal/test/CarPropertyTest.java

Bug: 188005769

Change-Id: If98db799be8c894bd9a7ba44bf3075f1f7384e5c