Merged in feat/SW-619-signup-non-happy (pull request #1083)

Feat/SW-619 signup non happy

* feat(SW-619): Added tests for Date input

* feat(SW-619): Updated date input to not allow date below 18 years old, also added form validation and tests to cover this change

* fix

* feat(SW-619): add info banner if membership verification fails

* fix(SW-619): update test description


Approved-by: Christel Westerberg
Approved-by: Arvid Norlin

jest.setup.ts

@@ -1 +1,13 @@
 import "@testing-library/jest-dom"
+
+jest.mock("react-intl", () => ({
+  useIntl: () => ({
+    formatMessage: (message: { id: string }) => message.id,
+  }),
+}))
+
+jest.mock("next/navigation", () => ({
+  useRouter: jest.fn(),
+  usePathname: jest.fn().mockReturnValue("/"),
+  useParams: jest.fn().mockReturnValue({ lang: "en" }),
+}))