Update box connector link

The link checker caught this link as broken, so I did a quick google search to get the updated URL.

docs/tutorials/box/box.md

@@ -101,5 +101,5 @@ This tutorial walks through how to set up Box connector to copy content from Box
     * https://kb.wisc.edu/box/page.php?id=80045
     * https://kb.wisc.edu/26278
 * [Data classification](https://www.wisconsin.edu/uw-policies/uw-system-administrative-policies/information-security-data-classification-and-protection/information-security-data-classification/)
-* [IICS Box connector documentation](https://docs.informatica.com/es_es/integration-cloud/cloud-data-integration-connectors/current-version/box-connector-guide/introduction-to-box-connector.html)
+* [IICS Box connector documentation](https://docs.informatica.com/integration-cloud/cloud-data-integration-connectors/current-version/box-connector)
 * [Box search API](https://developer.box.com/reference/get-search/)
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