Revert of [Identity Service] Add service tests of IdentityManager

services/identity/unittest_manifest.json

Index: services/identity/unittest_manifest.json
diff --git a/services/identity/unittest_manifest.json b/services/identity/unittest_manifest.json
deleted file mode 100644
index fb0c1feffb15adb0067b50d4ecd26b4a5b18979f..0000000000000000000000000000000000000000
--- a/services/identity/unittest_manifest.json
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-  "name": "identity_unittests",
-  "display_name": "Identity Unittests",
-  "interface_provider_specs": {
-    "service_manager:connector": {
-      "provides": {
-        "service_manager:service_factory": [
-          "service_manager::mojom::ServiceFactory"
-        ]
-      },
-      "requires": {
-        "identity": [ "identity_manager" ]
-      }
-    }
-  }
-}