Update TEST_MAPPING

Test: None
Change-Id: Idbcd4082522e6f1c43a4d42b2365e73d09be9440
diff --git a/TEST_MAPPING b/TEST_MAPPING
new file mode 100644
index 0000000..a6f2d7b
--- /dev/null
+++ b/TEST_MAPPING
@@ -0,0 +1,8 @@
+// Generated by update_crate_tests.py for tests that depend on this crate.
+{
+  "presubmit": [
+    {
+      "name": "microdroid_manager_test"
+    }
+  ]
+}