Updated mediawiki/extensions
Project: mediawiki/extensions/PagedTiffHandler  daed306e7e3296c508ca4e6d9cb81caa76e1b8e0

Punctuated the error message tiff_invalid_file

Follow up from https://gerrit.wikimedia.org/r/#/c/107039/

Change-Id: I6d2fd2079e3ff2cf53b503809fcdfb7994252f9c