chore(deps-dev): bump flatted from 3.3.3 to 3.4.2 in /application/CohortManager/src/Web#1869

Warren-Pitterson merged 2 commits intomainNHSDigital/dtos-cohort-manager:mainfrom

dependabot/npm_and_yarn/application/CohortManager/src/Web/flatted-3.4.2NHSDigital/dtos-cohort-manager:dependabot/npm_and_yarn/application/CohortManager/src/Web/flatted-3.4.2Copy head branch name to clipboard