Add database cts tests to presubmit

Bug: 237726334
Change-Id: I7eb684930533f5c797f0818149fb780b35f78e17
Test: presubmit
diff --git a/core/java/android/database/TEST_MAPPING b/core/java/android/database/TEST_MAPPING
new file mode 100644
index 0000000..4a7fa66
--- /dev/null
+++ b/core/java/android/database/TEST_MAPPING
@@ -0,0 +1,7 @@
+{
+  "presubmit": [
+    {
+      "name": "CtsDatabaseTestCases"
+    }
+  ]
+}