Make libpng buildable for native_bridge am: dff687c088 am: 469cbcab73

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/libpng/+/12128186

Change-Id: I59d8416fb50de7386cc88fbd0649281eaa03885d
diff --git a/Android.bp b/Android.bp
index c6c284a..72cd340 100644
--- a/Android.bp
+++ b/Android.bp
@@ -50,6 +50,8 @@
 cc_library {
     name: "libpng",
     vendor_available: true,
+    // TODO(b/153609531): remove when no longer needed.
+    native_bridge_supported: true,
     recovery_available: true,
     vndk: {
         enabled: true,