core-api: change ApiFactory.implements to .api

plugins/circleci/dev/index.tsx

@@ -20,9 +20,9 @@ import { circleCIApiRef, CircleCIApi } from '../src/api';
 
 createDevApp()
   .registerPlugin(plugin)
-  .registerApiFactory({
+  .registerApi({
+    api: circleCIApiRef,
     deps: {},
     factory: () => new CircleCIApi(),
-    implements: circleCIApiRef,
   })
   .render();

plugins/circleci/src/plugin.ts

@@ -23,7 +23,7 @@ export const plugin = createPlugin({
   id: 'circleci',
   apis: [
     createApiFactory({
-      implements: circleCIApiRef,
+      api: circleCIApiRef,
       deps: { configApi: configApiRef },
       factory: ({ configApi }) =>
         new CircleCIApi(