Apply release asserts config to all dependents.

Our test sets (e.g. angle_perftests) were not having the config
applied.

BUG=angleproject:747

Change-Id: Idd3a2cba214d38a923c1936787f9dec4bd016326
Reviewed-on: https://chromium-review.googlesource.com/487730
Reviewed-by: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>

BUILD.gn

@@ -167,10 +167,8 @@ static_library("angle_common") {
   public_deps = [
     ":commit_id",
   ]
-  public_configs = [
-    ":angle_release_asserts_config",
-    ":angle_common_config",
-  ]
+  public_configs = [ ":angle_common_config" ]
+  all_dependent_configs = [ ":angle_release_asserts_config" ]
 }
 
 config("angle_image_util_config") {