libbinder_ndk: allow apex symbols also for vndk.

Vendor code might add or retrieve services with a specific stability
level at some point in the future. Currently, this is prohibited by
SELinux.

Bug: 138152918
Test: use symbols from vendor context
Change-Id: I361676c6e303e2e754ddb3c1b14ebe1e18605d3b
diff --git a/libs/binder/ndk/libbinder_ndk.map.txt b/libs/binder/ndk/libbinder_ndk.map.txt
index 7e65817..4f685d1 100644
--- a/libs/binder/ndk/libbinder_ndk.map.txt
+++ b/libs/binder/ndk/libbinder_ndk.map.txt
@@ -89,12 +89,12 @@
     AStatus_getStatus;
     AStatus_isOk;
     AStatus_newOk;
-    ABinderProcess_joinThreadPool; # apex
-    ABinderProcess_setThreadPoolMaxThreadCount; # apex
-    ABinderProcess_startThreadPool; # apex
-    AServiceManager_addService; # apex
-    AServiceManager_checkService; # apex
-    AServiceManager_getService; # apex
+    ABinderProcess_joinThreadPool; # apex vndk
+    ABinderProcess_setThreadPoolMaxThreadCount; # apex vndk
+    ABinderProcess_startThreadPool; # apex vndk
+    AServiceManager_addService; # apex vndk
+    AServiceManager_checkService; # apex vndk
+    AServiceManager_getService; # apex vndk
   local:
     *;
 };