[CL-11] Submit button (#2971)

* Begin implementing submit button

* Add submit button

* Update figma url

* Add disabled when loading

* Update existing submit buttons

* Move template to it's own file

libs/components/src/index.ts

@@ -5,3 +5,4 @@ export * from "./callout";
 export * from "./form-field";
 export * from "./menu";
 export * from "./utils/i18n-mock.service";
+export * from "./submit-button";