Add a TEST_MAPPING for tests/tests/time

Changing the tests should cause the tests to be run.

Bug: 188780558
Test: treehugger only
Change-Id: Ie164d6481e49b6106575746c96c59da0f7e628c4
diff --git a/tests/tests/time/TEST_MAPPING b/tests/tests/time/TEST_MAPPING
new file mode 100644
index 0000000..9b183e2
--- /dev/null
+++ b/tests/tests/time/TEST_MAPPING
@@ -0,0 +1,12 @@
+{
+  "presubmit": [
+    {
+      "name": "CtsTimeTestCases",
+      "options": [
+        {
+          "exclude-annotation": "androidx.test.filters.FlakyTest"
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file