feat: Add option to not autoplay stickers and emotes

lib/pages/views/image_viewer_view.dart

@@ -51,6 +51,7 @@ class ImageViewerView extends StatelessWidget {
             maxSize: false,
             radius: 0.0,
             thumbnailOnly: false,
+            animated: true,
           ),
         ),
       ),

lib/pages/views/settings_chat_view.dart

@@ -49,6 +49,12 @@ class SettingsChatView extends StatelessWidget {
               storeKey: SettingKeys.hideUnknownEvents,
               defaultValue: AppConfig.hideUnknownEvents,
             ),
+            SettingsSwitchListTile(
+              title: L10n.of(context).autoplayImages,
+              onChanged: (b) => AppConfig.autoplayImages = b,
+              storeKey: SettingKeys.autoplayImages,
+              defaultValue: AppConfig.autoplayImages,
+            ),
           ],
         ),
       ),