Convert libandroidfw to Android.bp

See build/soong/README.md for more information.

Test: libandroidfw_tests
Merged-In: I4e575d62f724d5ffe43f12ff5642fb6799f7819e
Change-Id: I4e575d62f724d5ffe43f12ff5642fb6799f7819e
(cherry picked from commit 4f8d9e69eb63878a99abedfdc7b92c6284f30605)
diff --git a/Android.bp b/Android.bp
index 010b2b4..dba49ce 100644
--- a/Android.bp
+++ b/Android.bp
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 subdirs = [
+    "libs/*",
     "native/android",
     "native/graphics/jni",
 ]