Updates sepolicy for EVS HAL

This CL updates hal_evs_default to be sufficient for the defautl EVS HAL
implementation and modifies other services' policies to be able to
communicate with EVS HAL implementations

Bug: 217271351
Test: m -j selinux_policy and Treehugger
Change-Id: I2df8e10f574d62f8b84e0ff0381656ab1b18b52f
8 files changed