keep < php8.4 support active

Author: Pranjal Pandey

src/Router.php

@@ -30,9 +30,9 @@
      */
     private RouterEngine $engine;
 
-    public const int NOT_FOUND = 0;
-    public const int FOUND = 1;
-    public const int METHOD_NOT_ALLOWED = 2;
+    public const NOT_FOUND = 0;
+    public const FOUND = 1;
+    public const METHOD_NOT_ALLOWED = 2;
 
     // ---------------------------------------------------------------//