chore: remove unused import; update types

Author: angelo-v

elements/src/components.d.ts

@@ -5,6 +5,8 @@
  * It contains typing information for all components that exist in this project.
  */
 import { HTMLStencilElement, JSXBase } from "@stencil/core/internal";
+import { Thing } from "@pod-os/core";
+export { Thing } from "@pod-os/core";
 export namespace Components {
     interface PosAddLiteralValue {
     }

elements/src/components/pos-rich-link/pos-rich-link.integration.spec.tsx

@@ -6,7 +6,6 @@ import { PosLabel } from '../pos-label/pos-label';
 import { PosResource } from '../pos-resource/pos-resource';
 import { PosRichLink } from './pos-rich-link';
 import { when } from 'jest-when';
-import { Component, h } from '@stencil/core';
 
 describe('pos-rich-link', () => {
   let os;