Docs: Update documentation for `get_custom_logo()` and `the_custom_logo()` to mention the `unlink-homepage-logo` theme feature.

Follow-up to [48039], [48283], [48749], [48757], [48758].

Props sabernhardt.
Merges [48832] to the 5.5 branch.
Fixes #51075.
Built from https://develop.svn.wordpress.org/branches/5.5@48833


git-svn-id: http://core.svn.wordpress.org/branches/5.5@48595 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/general-template.php

@@ -996,10 +996,10 @@ function has_custom_logo( $blog_id = 0 ) {
 }
 
 /**
- * Returns a custom logo, linked to home when on another page.
+ * Returns a custom logo, linked to home unless the theme supports removing the link on the home page.
  *
  * @since 4.5.0
- * @since 5.5.0 Removed the link on the home page.
+ * @since 5.5.0 Added option to remove the link on the home page with `unlink-homepage-logo` theme support.
  *
  * @param int $blog_id Optional. ID of the blog in question. Default is the ID of the current blog.
  * @return string Custom logo markup.
@@ -1098,7 +1098,7 @@ function get_custom_logo( $blog_id = 0 ) {
 }
 
 /**
- * Displays a custom logo, linked to home when on another page.
+ * Displays a custom logo, linked to home unless the theme supports removing the link on the home page.
  *
  * @since 4.5.0
  *

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.5.1-alpha-48828';
+$wp_version = '5.5.1-alpha-48833';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.