Updated mediawiki/extensions
Project: mediawiki/extensions/SemanticMediaWiki  37cc4d2efb2e955b23e128d61ee884a4cbdcb8d9
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(bug 44234) Fix Special:UnusedProperties Undefined property notice

Fix regression introduced with I2e509e086631

Change-Id: Ib18efc5a4c16cec851064e01e2c59d9ee17d88cb