Copy media from react-sdk
Copy media from react-sdk

Looks like this just got missed

Fixes https://github.com/vector-im/riot-web/issues/6586

vector-im/riot-web,vector-im/vector-web,vector-im/vector-web,vector-im/vector-web,vector-im/riot-web,vector-im/riot-web,vector-im/riot-web,vector-im/riot-web,vector-im/vector-web,vector-im/riot-web,vector-im/vector-web