Editor: Update packages for 6.6.2 RC1.

Updates the versions from the [WordPress/gutenberg@a74a70e released packages] for the following bugfixes:

- [WordPress/gutenberg#63980 Global Styles: Fix block custom CSS pseudo element selectors]
- [WordPress/gutenberg#64463 Featured Image Block: Reduce CSS specificity]
- [WordPress/gutenberg#64076 Fix bumped specificity for layout styles in non-iframed editor]
- [WordPress/gutenberg#64379 Don't allow duplicating template parts in non-block-based themes]
- [WordPress/gutenberg#64250 Data Views: Don't render action modal when there are no eligible items]
- [WordPress/gutenberg#63724 Fix canvas issues by removing VisualEditor’s height]
- [WordPress/gutenberg#64992 Post Editor: fix click space after post content to append]
- [WordPress/gutenberg#63939 Post Editor: Prevent popover from being hidden by metabox]
- [WordPress/gutenberg#64639 Post editor: apply space below content using a pseudo-element instead of padding-bottom]
- [WordPress/gutenberg#64015 Avoid errors for post types without a 'menu_icon']
- [WordPress/gutenberg#64458 Update postcss-prefixwrap dependency to 1.51.0 to fix prefixing in :where selectors]

Reviewed by jorbin, hellofromTonya.
Merges [58988] to the 6.6 branch.

Props vcanales.
Fixes #61982.
See #61704, #61769, #61829.

Built from https://develop.svn.wordpress.org/branches/6.6@58989


git-svn-id: http://core.svn.wordpress.org/branches/6.6@58385 1a063a9b-81f0-0310-95a4-ce76da25c4cd

Author: aaronjorbin

wp-includes/assets/script-loader-packages.min.php

@@ -6,7 +6,7 @@
   display:block;
   height:100%;
 }
-.wp-block-post-featured-image img{
+.wp-block-post-featured-image :where(img){
   box-sizing:border-box;
   height:auto;
   max-width:100%;

wp-includes/assets/script-loader-packages.php

@@ -6,7 +6,7 @@
   display:block;
   height:100%;
 }
-.wp-block-post-featured-image img{
+.wp-block-post-featured-image :where(img){
   box-sizing:border-box;
   height:auto;
   max-width:100%;

wp-includes/blocks/post-featured-image/style-rtl.css

@@ -2270,7 +2270,7 @@ p.has-text-align-left[style*="writing-mode:vertical-lr"],p.has-text-align-right[
   display:block;
   height:100%;
 }
-.wp-block-post-featured-image img{
+.wp-block-post-featured-image :where(img){
   box-sizing:border-box;
   height:auto;
   max-width:100%;

wp-includes/blocks/post-featured-image/style-rtl.min.css

@@ -2270,7 +2270,7 @@ p.has-text-align-left[style*="writing-mode:vertical-lr"],p.has-text-align-right[
   display:block;
   height:100%;
 }
-.wp-block-post-featured-image img{
+.wp-block-post-featured-image :where(img){
   box-sizing:border-box;
   height:auto;
   max-width:100%;