Maybe a packaging error?
When searching 
https://github.com/voidlinux/void-packages/search?utf8=%E2%9C%93&q=libssl35-2.2.4_1&type=Code
I only find
libssl.so.35 *libssl35-2*.2.2_1

In http://repo.voidlinux.eu/current/multilib/ you can find
 *libssl35*-*32bit*-*2.2.4_1*.x86_64.xbps