Output de https://github.com/kcmr/web-components-codemods

codemod.diff

-import { css } from 'lit-element';
+import { css } from 'lit';
-import { LitElement, html, property as foo, customElement } from 'lit-element';
+import { LitElement, html } from 'lit';
+import { property as foo, customElement } from 'lit/decorators.js';
-import { repeat } from 'lit-html/directives/repeat.js';
+import { repeat } from 'lit/directives/repeat.js';
-import { ifDefined } from 'lit-html/directives/if-defined';
+import { ifDefined } from 'lit/directives/if-defined';