Remove the extra icons as they break the js favicon library, and should be unnecessary because the additional sizes are muxed into the ico file.
Remove the extra icons as they break the js favicon library, and should be unnecessary because the additional sizes are muxed into the ico file.

vector-im/vector-web,KentShikama/vector-web,vector-im/vector-web,vector-im/riot-web,martindale/vector,vector-im/vector-web,vector-im/riot-web,vector-im/riot-web,KentShikama/vector-web,martindale/vector,vector-im/riot-web,vector-im/riot-web,KentShikama/vector-web,vector-im/vector-web,KentShikama/vector-web,vector-im/riot-web,vector-im/vector-web,KentShikama/vector-web,KentShikama/vector-web