Add TEST_MAPPING for libvibratorservice_test target

Bug: b/153418251
Test: atest libvibratorservice_test
Change-Id: I657e4d5e9c7159377f6fffe090c5fc0839c7016d
diff --git a/services/vibratorservice/TEST_MAPPING b/services/vibratorservice/TEST_MAPPING
new file mode 100644
index 0000000..b033adb
--- /dev/null
+++ b/services/vibratorservice/TEST_MAPPING
@@ -0,0 +1,7 @@
+{
+  "presubmit": [
+    {
+      "name": "libvibratorservice_test"
+    }
+  ]
+}