fix(custom-step): Fix proper optional displaying

Author: bodintsov

src/app/features/registries/components/custom-step/custom-step.component.html

@@ -45,7 +45,7 @@ <h3 class="mb-2">{{ section.title }}</h3>
               <h3 class="mb-2">
                 {{ q.displayText }}
                 @if (!q.required) {
-                  <span class="text-red-500">*</span>
+                  (optional)
                 }
               </h3>
             </div>