message: Fix link in MockPermissionApi docs
diff: @@ -22,7 +22,8 @@ import {
  } from '@backstage/plugin-permission-common';
  /**
  - * Mock implementation of {@link core-plugin-api#PermissionApi}. Supply a
  + * Mock implementation of
  + * {@link @backstage/plugin-permission-react#PermissionApi}. Supply a
  * requestHandler function to override the mock result returned for a given
  * request.
  * @public
  