Update repositories.yaml with new FOG metrics_yamls list

Author: data-updater

repositories.yaml

@@ -407,7 +407,6 @@ applications:
     ping_files:
       - browser/components/asrouter/pings.yaml
       - browser/components/newtab/pings.yaml
-      - browser/components/pocket/pings.yaml
       - browser/components/profiles/pings.yaml
       - browser/components/search/pings.yaml
       - browser/components/urlbar/pings.yaml