Update Option.php

Declare module namespace before template path

Author: mageprince

app/code/Magento/Catalog/Block/Adminhtml/Product/Edit/Tab/Options/Option.php

@@ -38,7 +38,7 @@ class Option extends Widget
     /**
      * @var string
      */
-    protected $_template = 'catalog/product/edit/options/option.phtml';
+    protected $_template = 'Magento_Catalog::catalog/product/edit/options/option.phtml';
 
     /**
      * Core registry