Updated mediawiki/extensions
Project: mediawiki/extensions/Configure  2f4fbb8a362fb1e7cb2068bc7e8e8bc5f1d2c151
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Revert "Remove everything related to nonexistent $wgExcludeFromThumbnailPurge"

This reverts commit 951ea09fa03be6f31c2a7eb1fea2f2272ab10df6

Please keep the extension in a consistent state.