Revert "Convert vendor HAL service to use new AIDL interface."

This reverts commit e58e263bce07e33bcf928388d21c9f544eb537e7.

Reason for revert: Blocking Wembley team

Change-Id: I3cf471e88b880a95a0a2c39f47fb0804deee65cf
diff --git a/wifi/apex/file_contexts b/wifi/apex/file_contexts
index 6368729..812d51d 100644
--- a/wifi/apex/file_contexts
+++ b/wifi/apex/file_contexts
@@ -1,3 +1,3 @@
 (/.*)? 								u:object_r:vendor_file:s0
-/bin/hw/android\.hardware\.wifi-service			u:object_r:hal_wifi_default_exec:s0
+/bin/hw/android\.hardware\.wifi@1.0-service			u:object_r:hal_wifi_default_exec:s0