Fix GoldSrcSocket tests for recent changes
Fix GoldSrcSocket tests for recent changes

Fixes errors and failing tests introduced in
a7dea6bfa48ea1e8dbe63d2284abbebe8afaf40e.

GoeGaming/steam-condenser-php,koraktor/steam-condenser-php,pingers/steam-condenser-php,Muppet1856/steam-condenser-php