Update TEST_MAPPING

Remove tests that no longer exist.

Fixes: 262447616
Test: atest
Change-Id: I3699ab67a3c291ba57186886dc8c8145cbde9c58
diff --git a/TEST_MAPPING b/TEST_MAPPING
index 2c5b7a8..21fc7c0 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -4,15 +4,5 @@
     {
       "path": "external/rust/crates/lru-cache"
     }
-  ],
-  "presubmit": [
-    {
-      "name": "linked-hash-map_test_tests_test"
-    }
-  ],
-  "presubmit-rust": [
-    {
-      "name": "linked-hash-map_test_tests_test"
-    }
   ]
 }