Updated mediawiki/extensions
Project: mediawiki/extensions/SemanticDrilldown  8e7bd8c41f57c540aa6d65f66d8084ab58c3e3f4

Fixed SemanticDrillDown generated sql queries for working with Postgres

1) Revomed blank string check
2) Special character quote is replaced with a double quote sequence when postgres is the database

Bug: 61751
Change-Id: Ibce4f16821810475649512dccf4ade0f0cc10572