Remove unused imports

helpers/Dojo/AssignmentValidator.ts

@@ -13,8 +13,6 @@ import ExerciseDockerCompose         from './ExerciseDockerCompose';
 import util                          from 'util';
 import Assignment, { Language }      from '../../models/Assignment';
 import ClientsSharedAssignmentHelper from './ClientsSharedAssignmentHelper';
-import { spawnSync }                 from 'node:child_process';
-import SharedConfig                  from '../../../shared/config/SharedConfig';
 import SonarAnalyzer                 from './SonarAnalyzer';