Add a new public library libicu.so

Bug: 160350521
Test: m droid
Change-Id: Ibbc0d62d0269a5b22885bbab1bbc6ec16a8100ef
diff --git a/build/apex/manifest-art.json b/build/apex/manifest-art.json
index dc4e48a..eaac970 100644
--- a/build/apex/manifest-art.json
+++ b/build/apex/manifest-art.json
@@ -3,6 +3,7 @@
   "version": 1,
   "requireNativeLibs": [
     "libandroidicu.so",
+    "libicu.so",
     "libicuuc.so",
     "libicui18n.so",
     "libicu_jni.so",