Use the new libicu.so provided in the NDK

Bug: 160350521
Test: device boots
Test: art/build/apex/runtests.sh
Change-Id: I54ce31df8349b0c2f335a50efa117d11976c1b1d
diff --git a/build/apex/art_apex_test.py b/build/apex/art_apex_test.py
index eb1dd78..0a9c591 100755
--- a/build/apex/art_apex_test.py
+++ b/build/apex/art_apex_test.py
@@ -643,7 +643,7 @@
     self._checker.check_symlinked_first_executable('dex2oat')
 
     # Check exported native libraries for Managed Core Library.
-    self._checker.check_native_library('libandroidicu-host')
+    self._checker.check_native_library('libicu')
     self._checker.check_native_library('libandroidio')
 
     # Check internal libraries for Managed Core Library.