Explicitly hide solo parameters in updateUpsale

Added explicit calls to hide solo parameter elements (104 and 78) in the updateUpsale function to ensure they are not displayed when showing box1 and box2. This provides extra safety in case these IDs are not included in allBoxIds.

Author: SharkJohny

assets/js/components/productPage.js

@@ -1089,6 +1089,9 @@ function updateUpsale($this, event) {
       } else {
         // conf2: show box1 and box2, hide other box params (including solo)
         allBoxIds.forEach((id) => $(`.parameter-wrap.parameter-${id}`).hide());
+        // explicitly hide solo parameter ids to be safe
+        $(`.parameter-wrap.parameter-104`).hide();
+        $(`.parameter-wrap.parameter-78`).hide();
         $(`.parameter-wrap.parameter-${box1}`).show();
         $(`.parameter-wrap.parameter-${box2}`).show();