refactor: Retire the use of unmaintained custom-card-helpers (#1956)

- Closes #1295

src/components/live/providers/image.ts

@@ -1,8 +1,8 @@
-import { HomeAssistant } from '@dermotduffy/custom-card-helpers';
 import { CSSResultGroup, html, LitElement, TemplateResult, unsafeCSS } from 'lit';
 import { customElement, property } from 'lit/decorators.js';
 import { createRef, ref, Ref } from 'lit/directives/ref.js';
 import { CameraConfig } from '../../../config/types';
+import { HomeAssistant } from '../../../ha/types';
 import basicBlockStyle from '../../../scss/basic-block.scss';
 import {
   MediaPlayer,