Merge branch 'deps/update-angular-&-typescript' into 'dev'

.gitignore

angular.json

package-lock.json

package.json

src/app/legal-notice/legal-notice.component.html

src/app/services/update.service.ts

...3/collapse/collapse-content/collapse-content.component.ts

.../v3/collapse/collapse-header/collapse-header.component.ts

src/app/shared/components/v3/collapse/collapse.component.ts

src/app/shared/components/v3/modal/modal.component.html