[Glitch] Fix explore page being inaccessible when opted-out of trends in web UI

Port ceeb2b8c41 to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/features/ui/components/navigation_panel.jsx

@@ -4,7 +4,7 @@ import { Component } from 'react';
 import { defineMessages, injectIntl } from 'react-intl';
 
 import NavigationPortal from 'flavours/glitch/components/navigation_portal';
-import { timelinePreview, showTrends } from 'flavours/glitch/initial_state';
+import { timelinePreview, trendsEnabled } from 'flavours/glitch/initial_state';
 import { preferencesLink } from 'flavours/glitch/utils/backend_links';
 
 import ColumnLink from './column_link';
@@ -60,7 +60,7 @@ class NavigationPanel extends Component {
           </>
         )}
 
-        {showTrends ? (
+        {trendsEnabled ? (
           <ColumnLink transparent to='/explore' icon='hashtag' text={intl.formatMessage(messages.explore)} />
         ) : (
           <ColumnLink transparent to='/search' icon='search' text={intl.formatMessage(messages.search)} />