Refactor kcContext, avoid having mocks in the dist https://github.com/keycloakify/keycloakify/discussions/299#discussioncomment-9616747

stories/login/kcContext.ts

@@ -1,4 +1,4 @@
-import { ExtendKcContext } from "../../dist/login";
+import type { ExtendKcContext } from "../../dist/login";
 
 export type KcContextExtraProperties = {};
 

stories/login/kcContextMock.ts

@@ -1,5 +1,8 @@
 import { createGetKcContextMock } from "../../dist/login";
-import { KcContextExtraProperties, KcContextExtraPropertiesPerPage } from "./kcContext";
+import type {
+    KcContextExtraProperties,
+    KcContextExtraPropertiesPerPage
+} from "./kcContext";
 
 const kcContextExtraProperties: KcContextExtraProperties = {};
 const kcContextExtraPropertiesPerPage: KcContextExtraPropertiesPerPage = {};