Update TEST_MAPPING

Test: None

Bug: 236006683
Change-Id: Ib65edb2ce810aa414b998799343021c4be5600ec
diff --git a/TEST_MAPPING b/TEST_MAPPING
index a1300f5..4fc6276 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -11,17 +11,6 @@
       "path": "external/rust/crates/vulkano"
     }
   ],
-  "postsubmit": [
-    {
-      "name": "keystore2_legacy_blobs_test"
-    },
-    {
-      "name": "keystore2_test"
-    },
-    {
-      "name": "legacykeystore_test"
-    }
-  ],
   "presubmit": [
     {
       "name": "keystore2_legacy_blobs_test"