feat: template decodeHtmlEntities filter

app/Services/LiquidFilters/Filters.php

@@ -54,7 +54,7 @@ class Filters
         return '<img src="' . htmlspecialchars($imageUrl, ENT_QUOTES) . '" alt="' . htmlspecialchars($alt, ENT_QUOTES) . '"' . $attrString . '>';
     }
 
-    public static function decode＿html_entities($input) {
+    public static function decode_html_entities($input) {
         return html_entity_decode($input, ENT_QUOTES, 'UTF-8');
     }