libbinder: test map += memunreachable_binder_test

This test tests libbinder.

Fixes: 183683799
Test: memunreachable_binder_test
Change-Id: I972ef2b59c1523677846657069ead48f1bb86f76
diff --git a/libs/binder/TEST_MAPPING b/libs/binder/TEST_MAPPING
index 7490b88..b58d919 100644
--- a/libs/binder/TEST_MAPPING
+++ b/libs/binder/TEST_MAPPING
@@ -43,6 +43,9 @@
       "name": "aidl_integration_test"
     },
     {
+      "name": "memunreachable_binder_test"
+    },
+    {
       "name": "libbinderthreadstateutils_test"
     },
     {