Update Qwant Terms of Service

This version was recorded after filtering snapshot OpenTermsArchive/contrib-snapshots@456c061dd7f

Author: AmbNum-Bot

Qwant/Terms of Service.md

@@ -120,4 +120,6 @@ Applicable law
 
 The Services and their TOS are subject to French law, wherever they may be used. In the event of that amicable solutions fail or are not sought, any dispute arising from these provisions may be brought before the competent courts.
 
-All rights reserved, QWANT® 2019
+All rights reserved, QWANT® 2019
+
+*   Last update: August 3, 2021