move /vendor VINTF data to /vendor/etc/vintf

Test: boots
Test: hwservicemanager can read these files
Bug: 36790901
Change-Id: I0431a7f166face993c1d14b6209c9b502a506e09

private/file_contexts

@@ -298,9 +298,9 @@
 
 /(vendor|system/vendor)/lib(64)?/vndk-sp(/.*)? u:object_r:vndk_sp_file:s0
 
-# TODO: b/36790901 move this to /vendor/etc
 /(vendor|system/vendor)/manifest.xml           u:object_r:vendor_configs_file:s0
 /(vendor|system/vendor)/compatibility_matrix.xml u:object_r:vendor_configs_file:s0
+/(vendor|system/vendor)/etc/vintf(/.*)?        u:object_r:vendor_configs_file:s0
 /(vendor|system/vendor)/app(/.*)?              u:object_r:vendor_app_file:s0
 /(vendor|system/vendor)/priv-app(/.*)?         u:object_r:vendor_app_file:s0
 /(vendor|system/vendor)/overlay(/.*)?          u:object_r:vendor_overlay_file:s0