Move Platinum tests to BVT

Test: atest --test-mapping frameworks/base/packages/SystemUI:staged-platinum-postsubmit
Test: atest --test-mapping frameworks/base/packages/SystemUI:platinum-postsubmit
Change-Id: I67f47e5214a74f13634de062e9005b680c7dce47
diff --git a/packages/SystemUI/TEST_MAPPING b/packages/SystemUI/TEST_MAPPING
index 9f13a7b..cff958f 100644
--- a/packages/SystemUI/TEST_MAPPING
+++ b/packages/SystemUI/TEST_MAPPING
@@ -16,5 +16,24 @@
         }
       ]
     }
+  ],
+  "platinum-postsubmit": [
+    {
+      "name": "PlatformScenarioTests",
+      "options": [
+        {
+            "include-filter": "android.platform.test.scenario.sysui"
+        },
+        {
+            "include-annotation": "android.platform.test.scenario.annotation.Scenario"
+        },
+        {
+            "exclude-annotation": "androidx.test.filters.FlakyTest"
+        },
+        {
+            "exclude-annotation": "android.platform.helpers.Staging"
+        }
+      ]
+    }
   ]
 }