TEST_MAPPING: test dependers of this crate

Bug: 168167373
Test: TH
Change-Id: Ibfcaf1db02174379610afcd6ad732cf870b5ed71
diff --git a/TEST_MAPPING b/TEST_MAPPING
index 67e9618..68b0dec 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -2,11 +2,18 @@
 {
   "presubmit": [
     {
-      "name": "proc-macro-nested_host_test_src_lib",
-      "host": true
+      "host": true,
+      "name": "proc-macro-nested_host_test_src_lib"
     },
     {
       "name": "proc-macro-nested_device_test_src_lib"
+    },
+    {
+      "host": true,
+      "name": "futures-util_host_test_src_lib"
+    },
+    {
+      "name": "futures-util_device_test_src_lib"
     }
   ]
 }