Updated mediawiki/extensions
Project: mediawiki/extensions/Maintenance  53837acad446209a19a774bacc6d09b7636e7195

Fix grammar

Spotted by Lokal Profil and reported at
https://translatewiki.net/wiki/Thread:Support/About_MediaWiki:Maintenance-benchmarkPurge-output-numsquids/sv

Change-Id: I3cdc4321d64d43d2fa96d6fecb6d50dfb757ebff