Update TEST_MAPPING am: b7d7944623

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/crossbeam-utils/+/1806072

Change-Id: Ie22531addfa27a0d40723d4b6a3af307e37ea51d
diff --git a/TEST_MAPPING b/TEST_MAPPING
index eea3de0..c8e0e13 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -2,6 +2,15 @@
 {
   "presubmit": [
     {
+      "name": "base64_device_test_tests_decode"
+    },
+    {
+      "name": "base64_device_test_tests_encode"
+    },
+    {
+      "name": "base64_device_test_tests_helpers"
+    },
+    {
       "name": "crossbeam-epoch_device_test_src_lib"
     },
     {