Run libtracing_perfetto_tests in postsubmit

Test: atest libtracing_perfetto_tests
Bug: 303199244
Change-Id: I4b1357ebf0d2d0dcf2f3e7615bdba0d7a3d42649
diff --git a/libs/tracing_perfetto/TEST_MAPPING b/libs/tracing_perfetto/TEST_MAPPING
new file mode 100644
index 0000000..1805e18
--- /dev/null
+++ b/libs/tracing_perfetto/TEST_MAPPING
@@ -0,0 +1,7 @@
+{
+  "postsubmit": [
+    {
+      "name": "libtracing_perfetto_tests"
+    }
+  ]
+}