Add test mapping to avoid running @FoldableOnly scenarios

With this change, tests annotated with @FoldableOnly are not executed as
part of the existing presubmits.

Test: Manual
Bug: 209963184
Change-Id: I37dcf30a97ff2acf80d0dc7749530a01145e9ab7
diff --git a/packages/SystemUI/TEST_MAPPING b/packages/SystemUI/TEST_MAPPING
index b271595..092758e 100644
--- a/packages/SystemUI/TEST_MAPPING
+++ b/packages/SystemUI/TEST_MAPPING
@@ -25,6 +25,9 @@
         },
         {
             "exclude-annotation": "android.platform.test.scenario.annotation.LargeScreenOnly"
+        },
+        {
+            "exclude-annotation": "android.platform.test.scenario.annotation.FoldableOnly"
         }
       ]
     },
@@ -100,6 +103,9 @@
         },
         {
             "exclude-annotation": "android.platform.test.scenario.annotation.LargeScreenOnly"
+        },
+        {
+            "exclude-annotation": "android.platform.test.scenario.annotation.FoldableOnly"
         }
       ]
     }
@@ -119,6 +125,9 @@
         },
         {
             "exclude-annotation": "android.platform.test.scenario.annotation.LargeScreenOnly"
+        },
+        {
+            "exclude-annotation": "android.platform.test.scenario.annotation.FoldableOnly"
         }
       ]
     }