fix(be)

Author: yeongbin1999

backend/src/main/java/com/deliveranything/global/security/config/SecurityConfig.java

@@ -114,6 +114,7 @@ public UrlBasedCorsConfigurationSource corsConfigurationSource() {
     configuration.setAllowedOriginPatterns(List.of(
         "http://localhost:*",
         "https://localhost:*",
+        "https://codepen.io",
         "https://www.deliver-anything.shop",
         "https://api.deliver-anything.shop"
     ));