Update comment about keys owners

Change-Id: I8cd59ba70be36748613c63ae8f07bd3716e1879f
diff --git a/buffet/buffet_config.cc b/buffet/buffet_config.cc
index 0c2a74a..acbca00 100644
--- a/buffet/buffet_config.cc
+++ b/buffet/buffet_config.cc
@@ -80,10 +80,7 @@
 bool BuffetConfig::LoadDefaults(weave::Settings* settings) {
   // Keep this hardcoded default for sometime. This previously was set by
   // libweave. It should be set by overlay's buffet.conf.
-  // Keys owners:
-  //   avakulenko@google.com
-  //   gene@chromium.org
-  //   vitalybuka@chromium.org
+  // Keys owners: avakulenko, gene, vitalybuka.
   settings->client_id =
       "338428340000-vkb4p6h40c7kja1k3l70kke8t615cjit.apps.googleusercontent."
       "com";