Function mergeVideoTileIcons

mergeVideoTileIcons(userIcons?: VideoTileIconsInput): VideoTileIcons
Merges user-provided icons with defaults. Allows partial overrides while preserving default icons for unspecified keys.
Parameters
- OptionaluserIcons: VideoTileIconsInput
  Partial icons to merge with defaults
Returns VideoTileIcons
Complete icons object with user overrides applied
Example
```
import { FaMicrophoneSlash } from 'react-icons/fa';

const icons = mergeVideoTileIcons({ micOff: <FaMicrophoneSlash /> });
```
- Defined in react-ui/src/video-tile/defaults.ts:295