Themes: Add an ID to the block theme skip link.

Add the ID `wp-skip-link` to the block theme generated skip link, so that block themes have a standardized target at the top of the `body` element.

Props philliproth, audrasjb, debarghyabanerjee, sabernhardt, joedolson, apermo.
Fixes #62311.
Built from https://develop.svn.wordpress.org/trunk@59559


git-svn-id: http://core.svn.wordpress.org/trunk@58945 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/theme-templates.php

@@ -203,6 +203,7 @@ function wp_enqueue_block_template_skip_link() {
 		// Create the skip link.
 		skipLink = document.createElement( 'a' );
 		skipLink.classList.add( 'skip-link', 'screen-reader-text' );
+		skipLink.id = 'wp-skip-link';
 		skipLink.href = '#' + skipLinkTargetID;
 		skipLink.innerHTML = '<?php /* translators: Hidden accessibility text. */ esc_html_e( 'Skip to content' ); ?>';
 

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.8-alpha-59558';
+$wp_version = '6.8-alpha-59559';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.