Author: Eloy Lafuente (stronk7)
MDL-73188 usertours: Fix language string key typo
http://git.moodle.org/gw?p=moodle.git;a=commit;h=049c7f0822034d4c67df1e14e183bf2b9bbcae06
http://github.com/moodle/moodle/commit/049c7f0822034d4c67df1e14e183bf2b9bbcae06
+ 4.0 en [moodle_language_identifier,tool_usertours]
- 4.0 en [moodle_language_identifider,tool_usertours]