Update TEST_MAPPING am: 49fd1281

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/ciborium-io/+/2004806

Change-Id: Ief20599432b1c22bb4968c9011d23cad9e2c20f7

TEST_MAPPING

+// Generated by update_crate_tests.py for tests that depend on this crate.
+{
+  "presubmit": [
+    {
+      "name": "libcert_request_validator_tests"
+    }
+  ],
+  "presubmit-rust": [
+    {
+      "name": "libcert_request_validator_tests"
+    }
+  ]
+}