Adding a form pattern to be called by search

css/styles.css

...ce/_patterns/02-base/02-html-elements/25-forms/forms.twig

source/_patterns/02-base/02-html-elements/25-forms/forms.yml

...ce/_patterns/02-base/02-html-elements/27-input/input.twig

source/_patterns/02-base/02-html-elements/27-input/input.yml

source/_patterns/03-layouts/header/_header.scss

source/_patterns/03-layouts/header/header.twig

source/_patterns/04-components/search/_search.scss

source/_patterns/04-components/search/search.md

source/_patterns/04-components/search/search.twig

source/_patterns/04-components/search/search.yml