Revert "Move snapuserd_test to presubmit-large group"

This reverts commit ac810ad71850e52d9d2d6c7cde22bbb78852eb33.

Reason for revert: Droidmonitor created revert due to b/378924658. Will be verifying ABTD before submission.

Change-Id: Icb08a969ba13d863832a90d224f96fe60af9de4b
diff --git a/fs_mgr/TEST_MAPPING b/fs_mgr/TEST_MAPPING
index 0b922c8..192232d 100644
--- a/fs_mgr/TEST_MAPPING
+++ b/fs_mgr/TEST_MAPPING
@@ -27,9 +27,7 @@
     },
     {
       "name": "cow_api_test"
-    }
-  ],
-  "presubmit-large": [
+    },
     {
       "name": "snapuserd_test"
     }