v15 fixes (Shopify#3547)

* [Product] Zoom on hover fix on variant change (Shopify#3511)

* Zoom on hover fix on variant change

* add conditional

* Add early return in updateQuantityRules function if no quantity selector is present (Shopify#3515)

* Fix bug where request url contains duplicated params when switching before the prior response is returned (Shopify#3521)

* Fixes bug where image flashes when switching to variant with the same featured image; fixes bug where variant without featured image would fallback to the product image (Shopify#3516)

Fix issue with thumbnail not updating

* Fixed bug when reading selected option values. Removed unused script tag containing variant json. (Shopify#3520)

* escape titles that weren't (Shopify#3514)

* Support multiple product templates for the same combined listing (Shopify#3526)

* Updated quick order list to rely on the variant title field (Shopify#3528)

* Release15fix (Shopify#3531)

* Revert "Update from Shopify for theme dawn/release/15.0.0"

This reverts commit 5b20d89.

* Revert "Update from Shopify for theme dawn/release/15.0.0"

This reverts commit f0b822d.

* Revert "Update from Shopify for theme dawn/release/15.0.0"

This reverts commit 64e1d8e.

* Revert "Update from Shopify for theme dawn/release/15.0.0"

This reverts commit a8a7529.

---------

Co-authored-by: Ludo <ludo.segura@shopify.com>
Co-authored-by: Arthur <48017311+Roi-Arthur@users.noreply.github.com>
Co-authored-by: Lars Hoffbeck <lars.hoffbeck@shopify.com>
Co-authored-by: shopify[bot] <79544226+shopify[bot]@users.noreply.github.com>

assets/media-gallery.js

@@ -43,6 +43,8 @@ if (!customElements.get('media-gallery')) {
         if (prepend) {
           activeMedia.parentElement.firstChild !== activeMedia && activeMedia.parentElement.prepend(activeMedia);
 
+          activeMedia.parentElement.firstChild !== activeMedia && activeMedia.parentElement.prepend(activeMedia);
+
           if (this.elements.thumbnails) {
             const activeThumbnail = this.elements.thumbnails.querySelector(`[data-target="${mediaId}"]`);
             activeThumbnail.parentElement.firstChild !== activeThumbnail &&