title	issue
Fix cms product layout	NEXT-14814

Core

Added migration Migration1617356092UpdateCmsPdpLayoutSection to update configuration for CMS Default product detail to be similar with current configuration of product detail page

Administration

Changed method processBlock in src/module/sw-cms/page/sw-cms-detail/index.js to adjust margin for each blocks of CMS PDP
Changed displayMode value to standard in src/module/sw-cms/elements/manufacturer-logo/index.js
Changed method createdComponent in src/module/sw-cms/elements/manufacturer-logo/config/index.js to handle prevent reinitializing configuration when element data exists
Changed method createdComponent in src/module/sw-cms/elements/manufacturer-logo/component/index.js to handle prevent reinitializing configuration when element data exists
Changed method initConfig in src/module/sw-cms/elements/image-gallery/config/index.js to handle prevent reinitializing configuration when element data exists
Changed method createdComponent in src/module/sw-cms/elements/image-gallery/component/index.js to handle prevent reinitializing configuration when element data exists
Added block sw_cms_element_image_content in src/module/sw-cms/elements/image/component/sw-cms-el-image.html.twig
Added template src/module/sw-cms/elements/manufacturer-logo/component/sw-cms-el-manufacturer-logo.html.twig
Change style in class sw-cms-block-product-heading in src/module/sw-cms/blocks/commerce/product-heading/component/sw-cms-block-product-heading.scss

Added class product-detail-media and product-detail-buy in src/Storefront/Resources/views/storefront/block/cms-block-gallery-buybox.html.twig to wrap cms-element-image-gallery and cms-element-buy-box respectively
Added class product-detail-tabs in src/Storefront/Resources/views/storefront/block/cms-block-product-description-reviews.html.twig
Changed class in src/Storefront/Resources/views/storefront/block/cms-block-product-heading.html.twig to fix responsive product heading in mobile screen
Changed style in class cms-element-manufacturer-logo in src/Storefront/Resources/app/storefront/src/scss/component/_cms-block.scss