fix(forms) message error & valid

CHANGELOG.md

...nents/src/lib/forms/fieldset/form-fieldset.component.html

.../src/lib/forms/form-checkbox/form-checkbox.component.html

...onents/src/lib/forms/form-input/form-input.component.html

...ents/src/lib/forms/form-select/form-select.component.html

...ents/src/lib/forms/form-toggle/form-toggle.component.html

...onents/src/lib/forms/form-toggle/form-toggle.component.ts

...-components/src/lib/forms/form-toggle/form-toggle.spec.ts

...mponents/src/lib/forms/form-toggle/form-toggle.stories.ts

...orms/form-toggles-group/form-toggles-group.component.html

.../shared/components/input-group/input-group.component.html

...src/lib/shared/components/input-group/input-group.spec.ts