Author: Sun Zhigang
MDL-33035 workshop: typo in strings
http://git.moodle.org/gw?p=moodle.git;a=commit;h=84bfd60a03db657de30204b13709a95fad3934a1
http://github.com/moodle/moodle/commit/84bfd60a03db657de30204b13709a95fad3934a1
+ 2.1 en [switchphase10info,mod_workshop]