fix docblock var declaration

Civi/Inlay/Type.php

@@ -507,7 +507,7 @@ abstract class Type {
   /**
    * Process a request
    *
-   * @param \Civi\Inlay\Request $request with the following properties
+   * @param \Civi\Inlay\ApiRequest $request with the following properties
    *
    * @return array
    */