Fix unresolved gn dependencies when enable_configuration_policy=false

remoting/BUILD.gn

Index: remoting/BUILD.gn
diff --git a/remoting/BUILD.gn b/remoting/BUILD.gn
index 2fcdf6487e550c8be536748adb299ddbfbb3acb3..6c5ffac5b2d788a6f6968c571a40bab4913205d3 100644
--- a/remoting/BUILD.gn
+++ b/remoting/BUILD.gn
@@ -61,7 +61,6 @@ source_set("test_support") {
 
   deps = [
     "//base",
-    "//components/policy:test_support",
     "//net",
     "//remoting/base",
     "//remoting/client",
@@ -72,6 +71,10 @@ source_set("test_support") {
     "//testing/gtest",
   ]
 
+  if (enable_configuration_policy) {
+    deps += [ "//components/policy:test_support" ]
+  }
+
   if (enable_remoting_host) {
     deps += [ "//remoting/host:test_support" ]
   }