Add staged test config for new and unstable tests.

Bug: 305094795
Test: presubmit
Change-Id: I53a06697ed141a0ae0d2d5bc823d95dada0222b3
diff --git a/packages/SystemUI/TEST_MAPPING b/packages/SystemUI/TEST_MAPPING
index 0623d4a..03f7c99 100644
--- a/packages/SystemUI/TEST_MAPPING
+++ b/packages/SystemUI/TEST_MAPPING
@@ -144,9 +144,32 @@
           "exclude-annotation": "androidx.test.filters.FlakyTest"
         },
         {
+          "exclude-annotation": "android.platform.test.annotations.FlakyTest"
+        },
+        {
           "exclude-annotation": "android.platform.test.annotations.Postsubmit"
         }
       ]
     }
+  ],
+  // v2/sysui/suite/test-mapping-sysui-screenshot-test-staged
+  "sysui-screenshot-test-staged": [
+    {
+      "name": "SystemUIGoogleScreenshotTests",
+      "options": [
+        {
+          "exclude-annotation": "org.junit.Ignore"
+        },
+        {
+          "include-annotation": "androidx.test.filters.FlakyTest"
+        },
+        {
+          "include-annotation": "android.platform.test.annotations.FlakyTest"
+        },
+        {
+          "include-annotation": "android.platform.test.annotations.Postsubmit"
+        }
+      ]
+    }
   ]
 }