Clean up rust_test_host TEST_MAPPING after default update

After b/177689340, rust_test_host doesn't need TEST_MAPPING config anymore to run in
presubmit.

Change-Id: I0cb8366f29372855a61809e754d30a9eea433839
Test: presubmit
Bug: 178646865

1 files changed, 0 insertions, 16 deletions

diff --git a/TEST_MAPPING b/TEST_MAPPING
index 12dbeb3..3c4c00c 100644
--- a/TEST_MAPPING
+++ b/TEST_MAPPING
@@ -2,29 +2,13 @@
 {
   "presubmit": [
     {
-      "host": true,
-      "name": "slab_host_test_src_lib"
-    },
-    {
       "name": "slab_device_test_src_lib"
     },
     {
-      "host": true,
-      "name": "slab_host_test_tests_slab"
-    },
-    {
       "name": "slab_device_test_tests_slab"
     },
     {
-      "host": true,
-      "name": "futures-util_host_test_src_lib"
-    },
-    {
       "name": "futures-util_device_test_src_lib"
-    },
-    {
-      "host": true,
-      "name": "tokio-macros_host_test_src_lib"
     }
   ]
 }