Updated mediawiki/extensions
Project: mediawiki/extensions/BlueSpiceExtensions  0e0c56e3f4b9789b48875c7a1c1190c65eb002fb

i18n: fix message key

- bs-formattinghelp-desc

Follow-up To: I78725f006b57ccab601ac14d832630c8a372f13e

Change-Id: I80cb812873c73df75f3e20c626c31c072f380ef9