Add dependency on libdl_android

platform private symbols have been moved to libdl_android.so
since they are not intended to be accessible from apps.

Test: make
Change-Id: I883a6d2ca588a258dd43efa766fad4e07428594e
diff --git a/libvndksupport/Android.bp b/libvndksupport/Android.bp
index bfa2508..546c15c 100644
--- a/libvndksupport/Android.bp
+++ b/libvndksupport/Android.bp
@@ -9,7 +9,10 @@
     ],
     local_include_dirs: ["include/vndksupport"],
     export_include_dirs: ["include"],
-    shared_libs: ["liblog"],
+    shared_libs: [
+        "libdl_android",
+        "liblog",
+    ],
     version_script: "libvndksupport.map.txt",
     stubs: {
         symbol_file: "libvndksupport.map.txt",