fix(UI): fix newsletter form

src/app/form/footer-form/footer-form.component.ts

...p/form/form-view/account-form/account-form.component.html

...app/form/form-view/account-form/account-form.component.ts

...form/account-newsletter/account-newsletter.component.html

...t-form/account-newsletter/account-newsletter.component.ts

src/app/form/form-view/form-view.component.html

src/app/form/form-view/form-view.component.ts