Mark tests part of the device-tests platinum set

This will allow to build them more effectively.
This has no impact on the test execution itself.

Change-Id: I22183f1f2176e929eb0ab82f9f7eaa20ccb770c8
Test: presubmit
Bug: 341947105

tests/FlickerTests/Rotation/Android.bp

@@ -28,6 +28,10 @@ android_test {
     defaults: ["FlickerTestsDefault"],
     manifest: "AndroidManifest.xml",
     test_config_template: "AndroidTestTemplate.xml",
+    test_suites: [
+        "device-tests",
+        "device-platinum-tests",
+    ],
     srcs: ["src/**/*"],
     static_libs: ["FlickerTestsBase"],
     data: ["trace_config/*"],