add libvndksupport to ll-ndk

Bug: 37323945
Test: builds and boots
Test: BOARD_VNDK_VERSION=current m libhardware.vendor successful

Change-Id: Iab243ad073ca9147eafd7b8eae74f36a8f1521dc

cc/config/global.go

@@ -187,7 +187,7 @@ func VndkLibraries() []string {
 // [vendor]
 // namespace.default.link.system.shared_libs
 func LLndkLibraries() []string {
-	return []string{"libc", "libm", "libdl", "liblog", "ld-android"}
+	return []string{"libc", "libm", "libdl", "liblog", "ld-android", "libvndksupport"}
 }
 
 func replaceFirst(slice []string, from, to string) {