Initial HIDL vehicle HAL

Bug: b/31803520
Test: writing a test client in upcoming CLs

Change-Id: I050ab2d764f4550c5d0417c892d05d95472c9b7f
diff --git a/Android.bp b/Android.bp
index 7188e91..7424633 100644
--- a/Android.bp
+++ b/Android.bp
@@ -19,6 +19,7 @@
     "tests/msgq/1.0",
     "tests/pointer/1.0",
     "vibrator/1.0",
+    "vehicle/2.0",
     "wifi/1.0",
     "wifi/supplicant/1.0",
 ]