Update TEST_MAPPING am: 16befe9303 am: fd7d7eac77 am: 403118b983

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/proc-macro-error-attr/+/2107127

Change-Id: Ie97b315debf08e9bfe5e8e70884d707e1b1dec62
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

TEST_MAPPING

diff --git a/TEST_MAPPING b/TEST_MAPPING
index 8029a19..222631c 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -5,6 +5,11 @@
       "path": "external/rust/crates/base64"
     }
   ],
+  "postsubmit": [
+    {
+      "name": "authfs_device_test_src_lib"
+    }
+  ],
   "presubmit": [
     {
       "name": "authfs_device_test_src_lib"