VOLDEV-51: Fix broken section edit links in Community-corner

https://wikia-inc.atlassian.net/browse/VOLDEV-51

This commit backports the core MediaWiki fix to bug 36975 (https://bugzilla.wikimedia.org/show_bug.cgi?id=36975) by disabling section edit links in parsed messages.
@Grunny @michalroszka