chroe: tweak wording to match style guide for settings.

Author: ajrbyers

src/utils/install/journal_defaults.json

@@ -5621,7 +5621,7 @@
             "name": "general"
         },
         "setting": {
-            "description": "When enabled, RSS and Atom feed links are included in the journal's page headers.",
+            "description": "RSS and Atom feed links in the journal's page headers.",
             "is_translatable": false,
             "name": "feeds",
             "pretty_name": "RSS/Atom Feeds",