Add Crypt to obsolete class list

Author: pmclain

dev/tests/static/testsuite/Magento/Test/Legacy/_files/obsolete_classes.php

@@ -4237,4 +4237,5 @@
     ['Zend_Feed', 'Zend\Feed'],
     ['Zend_Uri', 'Zend\Uri\Uri'],
     ['Zend_Mime', 'Magento\Framework\HTTP\Mime'],
+    ['Magento\Framework\Encryption\Crypt', 'Magento\Framework\Encryption\EncryptionAdapterInterface'],
 ];