Mark a large tests as not unit tests

Test already runs in test mapping.

Change-Id: Ia5f1ee4780cf3886dc561e711cab95c244b43cd1
Test: presubmit
Bug: 183730987
diff --git a/Android.bp b/Android.bp
index 6c0e3b9..057a78b 100644
--- a/Android.bp
+++ b/Android.bp
@@ -251,4 +251,7 @@
         },
     },
     test_suites: ["general-tests"],
+    test_options: {
+        unit_test: false,
+    },
 }