add type hints for class properties

Author: stklcode

inc/class-statifyblacklist.php

@@ -61,15 +61,15 @@ class StatifyBlacklist {
 	 * @since 1.0.0
 	 * @var array $options
 	 */
-	public static $options;
+	public static array $options;
 
 	/**
 	 * Multisite Status.
 	 *
 	 * @since 1.0.0
 	 * @var bool $multisite
 	 */
-	public static $multisite;
+	public static bool $multisite;
 
 	/**
 	 * Plugin initialization.