Move automotive HALs sepolicy to system/

Bug: 70637118
Test: build, flash and boot automotive builds

Change-Id: I6db23258de30174d6db09d241e91b08aa5afedef
Merged-In: I6db23258de30174d6db09d241e91b08aa5afedef
(cherry picked from commit 394dbe34a0dc7519acb9948175ba63ee18bedbed)
diff --git a/public/hal_evs.te b/public/hal_evs.te
new file mode 100644
index 0000000..710051e
--- /dev/null
+++ b/public/hal_evs.te
@@ -0,0 +1,5 @@
+hwbinder_use(hal_evs_client)
+hwbinder_use(hal_evs_server)
+binder_call(hal_evs_client, hal_evs_server)
+binder_call(hal_evs_server, hal_evs_client)
+