Bring back InputDispatcher crash for inconsistent a11y hover streams.

Fix: 299977100
Test: atest InputDispatcherTest
Change-Id: I3c74cadb2bae1138b3a1a7c0d37be9210ccc5c70
diff --git a/services/inputflinger/tests/Android.bp b/services/inputflinger/tests/Android.bp
index d87a5a7..a68d050 100644
--- a/services/inputflinger/tests/Android.bp
+++ b/services/inputflinger/tests/Android.bp
@@ -93,6 +93,7 @@
         },
     },
     static_libs: [
+        "libflagtest",
         "libc++fs",
         "libgmock",
     ],