Try using socket syscalls that accepts a single buffer to improve performance (#36371)

Try using socket syscalls that accepts a single buffer to improve performance (#36371)

* Try using socket syscalls that accepts a single buffer to improve performance

* Remove ref from Receive calls

* Prefix Pal methods invoking methods with Sys

* Also use single-buffer syscalls for sync Socket Receive methods

* Improve comment

* PR feedback

* Assert SocketAddress null instead of checking