Docs: Add missing summary for `WP_Theme_JSON_Resolver::get_merged_data()`.

Follow-up to [50959].

See #53399.
Built from https://develop.svn.wordpress.org/trunk@52323


git-svn-id: http://core.svn.wordpress.org/trunk@51915 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp-theme-json-resolver.php

@@ -315,8 +315,8 @@ class WP_Theme_JSON_Resolver {
 				return new WP_Theme_JSON( $config, 'custom' );
 			}
 
-			// Very important to verify if the flag isGlobalStylesUserThemeJSON is true.
-			// If is not true the content was not escaped and is not safe.
+			// Very important to verify that the flag isGlobalStylesUserThemeJSON is true.
+			// If it's not true then the content was not escaped and is not safe.
 			if (
 				is_array( $decoded_data ) &&
 				isset( $decoded_data['isGlobalStylesUserThemeJSON'] ) &&
@@ -332,6 +332,8 @@ class WP_Theme_JSON_Resolver {
 	}
 
 	/**
+	 * Returns the data merged from multiple origins.
+	 *
 	 * There are three sources of data (origins) for a site:
 	 * default, theme, and custom. The custom's has higher priority
 	 * than the theme's, and the theme's higher than default's.

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.9-beta1-52322';
+$wp_version = '5.9-beta1-52323';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.