[fix] PHPDoc syntax

src/DavidePastore/Ipinfo/Ipinfo.php

@@ -197,7 +197,7 @@ public function getIpGeoDetails($ipAddress)
      * @param string $field    The field value.
      * @param string $response The response from the server.
      *
-     * @return Ambigous <\DavidePastore\Ipinfo\Host, string> Returns an Host object if the request is
+     * @return \DavidePastore\Ipinfo\Host|string Returns an Host object if the request is
      *                  of the GEO type, a string otherwise. If the field value is different from the GEO type, it will
      *                  delete the last character ('\n').
      */