Author: David Mudrák
MDL-46056 Remove invalid string definition from the workshop module
The correct version of the string is defined above.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=17db3e8af191baa875fe55f3484e01030d58cac9
http://github.com/moodle/moodle/commit/17db3e8af191baa875fe55f3484e01030d58cac9
+ 2.7 en [eventassessableuploaded,mod_workshop]