Merge pull request #86 from erickskrauch/fix_amOnPage

Use correct type declaration for amOnPage method

src/Codeception/Module/Yii2.php

@@ -704,7 +704,7 @@ public function amOnRoute(string $route, array $params = []): void
      * $I->amOnPage('/register');
      * ```
      *
-     * @param string|array $page the URI or route in array format
+     * @param string $page the page URI
      */
     public function amOnPage(string $page): void
     {