Mark an integration python_test_host as not unit tests

Change-Id: I6f084f7b86abd1f78efd9984a0979ed0002fc613
Test: presubmit
Bug: 183730987
diff --git a/Android.bp b/Android.bp
index 3d0c6e4..eaaf3e3 100644
--- a/Android.bp
+++ b/Android.bp
@@ -146,4 +146,7 @@
             enabled: true,
         },
     },
+    test_options: {
+        unit_test: false,
+    },
 }