Upgrade/Install: Update the $_old_files array for 6.6.

Reviewed by hellofromTonya.
Merges [58744] to the 6.6 branch.

Props dd32, audrasjb, hellofromTonya.
Fixes #61665.
Built from https://develop.svn.wordpress.org/branches/6.6@58746


git-svn-id: http://core.svn.wordpress.org/branches/6.6@58148 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/update-core.php

@@ -765,6 +765,11 @@
  'wp-admin/images/about-header-freedoms.svg',
  'wp-admin/images/about-header-contribute.svg',
  'wp-admin/images/about-header-background.svg',
+ // 6.6
+ 'wp-includes/blocks/block/editor.css',
+ 'wp-includes/blocks/block/editor.min.css',
+ 'wp-includes/blocks/block/editor-rtl.css',
+ 'wp-includes/blocks/block/editor-rtl.min.css',
 );
 
 /**

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.6.1-alpha-58737';
+$wp_version = '6.6.1-alpha-58746';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.