Update VisualEditor and TemplateData submodule

VisualEditor commits:
* ebe119a - (HEAD, origin/wmf/1.22wmf18) Fix use of removed function isUniqueListKey (7 hours ago) <Roan Kattouw>

TemplateData commits:
* 2069ec9 - (origin/wmf/1.22wmf18) Account for absence of template description in #getHtml (8 minutes ago) <Timo Tijhof>

Change-Id: I3653efbe7b6841c70f352da526f4946fa0a4c76f