Toolbar: Update the URL for Documentation link in the admin bar.

This avoids an extra redirect from `https://wordpress.org/support/` to `https://wordpress.org/documentation/`.

Follow-up to [55412], [55413], [55414], [55415].

See #57726.

git-svn-id: https://develop.svn.wordpress.org/trunk@55416 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/admin-bar.php

@@ -175,7 +175,7 @@ function wp_admin_bar_wp_menu( $wp_admin_bar ) {
 			'parent' => 'wp-logo-external',
 			'id'     => 'documentation',
 			'title'  => __( 'Documentation' ),
-			'href'   => __( 'https://wordpress.org/support/' ),
+			'href'   => __( 'https://wordpress.org/documentation/' ),
 		)
 	);