title	issue
Change layout assignment position	NEXT-12841

Administration

Added subtitle custom property in sw-card component.
Added sw_card_subtitle block in sw-card component template to display a subtitle if needed.
Added sw.product.detail.layout route in sw-product component.
Added sw_product_detail_content_tabs_layout block in sw-product-detail component template to display layout tab.
Added sw-product-detail-layout component in src/module/sw-product/view/.
Deprecated showLayoutModal data in sw-product-detail-base component.
Deprecated onLayoutSelect method in product watch property in sw-product-detail-base component.
Deprecated the following computed properties in sw-product-detail-base component:
- cmsPageRepository
- cmsPage
Deprecated the following methods in sw-product-detail-base component:
- openLayoutModal
- closeLayoutModal
- onLayoutSelect
- openInPageBuilder
- onLayoutReset

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