Remove all service manifests from data_deps

services/service_manager/background/tests/BUILD.gn

Index: services/service_manager/background/tests/BUILD.gn
diff --git a/services/service_manager/background/tests/BUILD.gn b/services/service_manager/background/tests/BUILD.gn
index 4ca19a00689a56020ae2b7cbf1d1b9a7eb3a9698..40d46e8117a61bd524ef8a8b65844a66df3c515c 100644
--- a/services/service_manager/background/tests/BUILD.gn
+++ b/services/service_manager/background/tests/BUILD.gn
@@ -25,7 +25,6 @@ source_set("unittests") {
 
   data_deps = [
     ":background_service_manager_test_service",
-    ":test_manifest",
   ]
 }
 
@@ -46,10 +45,6 @@ service("background_service_manager_test_service") {
     "//services/service_manager/public/cpp:sources",
     "//services/service_manager/public/interfaces",
   ]
-
-  data_deps = [
-    ":test_service_manifest",
-  ]
 }
 
 service_manifest("test_manifest") {