change file style stylus to sass

angular.json

package.json

src/frontend/app/app.component.scss

src/frontend/app/app.component.styl

src/frontend/app/app.component.ts

src/frontend/app/document/document.component.scss

src/frontend/app/document/document.component.styl

src/frontend/app/document/document.component.ts

src/frontend/app/drawer/drawer.component.scss

src/frontend/app/drawer/drawer.component.styl

src/frontend/app/drawer/drawer.component.ts

src/frontend/app/login/login.component.scss

src/frontend/app/login/login.component.styl

src/frontend/app/login/login.component.ts

src/frontend/app/modal/confirm-modal.component.scss

src/frontend/app/modal/reject-info.scss

src/frontend/app/modal/success-info-valid.scss

src/frontend/app/modal/warn-modal.component.scss

src/frontend/app/pad/pad.component.scss

src/frontend/app/pad/pad.component.styl