Delete unnecessary placeholder locale

app/soapbox/features/soapbox-config/index.tsx

@@ -55,7 +55,6 @@ const messages = defineMessages({
   tileServerAttributionLabel: { id: 'soapbox_config.tile_server_attribution_label', defaultMessage: 'Map tiles attribution' },
   redirectRootNoLoginLabel: { id: 'soapbox_config.redirect_root_no_login_label', defaultMessage: 'Redirect homepage' },
   redirectRootNoLoginHint: { id: 'soapbox_config.redirect_root_no_login_hint', defaultMessage: 'Path to redirect the homepage when a user is not logged in.' },
-  redirectRootNoLoginPlaceholder: { id: 'soapbox_config.redirect_root_no_login_placeholder', defaultMessage: '/timeline/local' },
 });
 
 type ValueGetter<T = Element> = (e: React.ChangeEvent<T>) => any;
@@ -285,7 +284,7 @@ const SoapboxConfig: React.FC = () => {
             >
               <Input
                 type='text'
-                placeholder={intl.formatMessage(messages.redirectRootNoLoginPlaceholder)}
+                placeholder='/timeline/local'
                 value={String(data.get('redirectRootNoLogin', ''))}
                 onChange={handleChange(['redirectRootNoLogin'], (e) => e.target.value)}
               />

app/soapbox/locales/en.json

@@ -1200,7 +1200,6 @@
   "soapbox_config.raw_json_label": "Advanced: Edit raw JSON data",
   "soapbox_config.redirect_root_no_login_hint": "Path to redirect the homepage when a user is not logged in.",
   "soapbox_config.redirect_root_no_login_label": "Redirect homepage",
-  "soapbox_config.redirect_root_no_login_placeholder": "/timeline/local",
   "soapbox_config.save": "Save",
   "soapbox_config.saved": "Soapbox config saved!",
   "soapbox_config.tile_server_attribution_label": "Map tiles attribution",