feat: Add PIP (Picture-in-Picture) support (#2391)

- Closes: #1657

src/components-lib/media-player/video.ts

@@ -1,5 +1,5 @@
 import { LitElement } from 'lit';
-import { FullscreenElement, MediaPlayerController } from '../../types';
+import { FullscreenElement, MediaPlayerController, PIPElement } from '../../types';
 import { hideMediaControlsTemporarily, setControlsOnVideo } from '../../utils/controls';
 import { screenshotVideo } from '../../utils/screenshot';
 
@@ -107,4 +107,8 @@ export class VideoMediaPlayerController implements MediaPlayerController {
   public getFullscreenElement(): FullscreenElement | null {
     return this._getVideoCallback() ?? null;
   }
+
+  public getPIPElement(): PIPElement | null {
+    return this._getVideoCallback() ?? null;
+  }
 }