Add device_config_runtime_native_boot_prop

Some runtime properties require reboots and should be in the
native_boot namespace instead of native.

Bug: 120794191
Bug: 123524494
Test: set a property and ensure it can be read in AndroidRuntime.cpp
Change-Id: I1d1e984dcba26dd04d34a7d30fc63e1b75a8a311
7 files changed