The correct version of the string is defined above.
$string['evaluationsettings'] = 'Grading evaluation settings';
$string['eventassessableuploaded'] = 'A submission has been uploaded.';
$string['eventassessmentevaluationsreset'] = 'Assessment evaluations reset';
-$string['eventassessableuploaded'] = 'Assessable uploaded';
$string['eventassessmentevaluated'] = 'Assessment evaluated';
$string['eventassessmentreevaluated'] = 'Assessment re-evaluated';
$string['eventsubmissionassessed'] = 'Submission assessed';