Help: fix cache settings image link

help.html

@@ -203,7 +203,7 @@ <h3>Images are not displayed</h3>
         <dt>Image cache is corrupted</dt>
         <dd>You can try clearing the cache for SeriesGuide. Tap <strong>More</strong> <span class="material-symbols-outlined" aria-hidden="true">menu</span> > <b>Settings</b> > <b>Clear image cache</b>. In the App Info screen that opens, go to Storage and tap Clear Cache.</dd>
 
-        <img src="images/cache-settings-780x238.png" width="390" alt="Screenshot of Clear Cache button on settings screen." />
+        <img src="images/cache-settings-770x248.png" width="390" alt="Screenshot of Clear Cache button on settings screen." />
 
         <dt class="mt-3"><em>Images over Wi-Fi only</em> is enabled</dt>
         <dd>If your current connection is metered and this setting is enabled, no images are downloaded. Tap <strong>More</strong> <span class="material-symbols-outlined" aria-hidden="true">menu</span> > <b>Settings</b> and disable the setting.</dd>