Add Tuner AIDL HAL VTS test cases

Bug: 191825295
Test: make and run VtsHalTvTunerTargetTest
Change-Id: Id7360e1b2da148db5c13ed2bdf3c866cc53db17b
diff --git a/tv/tuner/aidl/TEST_MAPPING b/tv/tuner/aidl/TEST_MAPPING
new file mode 100644
index 0000000..222c6ed
--- /dev/null
+++ b/tv/tuner/aidl/TEST_MAPPING
@@ -0,0 +1,7 @@
+{
+  "presubmit": [
+    {
+      "name": "VtsHalTvTunerTargetTest"
+    }
+  ]
+}