Refactor IPC tests and enable them for OS provider #2938

Job	Run time
Coding style	1m 3s
Build docs	51s
Spellcheck / Run spell check	8s
Fast builds / Fast builds (windows-latest, OFF, ON, OFF)	1m 46s
Fast builds / Fast builds (windows-latest, OFF, OFF, OFF)	2m 38s
Fast builds / Fast builds (ubuntu-latest, ON, ON, -DCMAKE_BUILD_TYPE=Release -DUMF_BUILD_BENCHMARKS=ON -DUMF_BU...	2m 35s
Fast builds / Fast builds (ubuntu-latest, OFF, OFF, -DCMAKE_BUILD_TYPE=Release -DUMF_BUILD_BENCHMARKS=ON, OFF)	1m 5s
Fast builds / Fast builds (ubuntu-latest, OFF, ON, -DCMAKE_BUILD_TYPE=Release, ON)	1m 58s
Fast builds / Fast builds (ubuntu-20.04, OFF, ON, -DCMAKE_BUILD_TYPE=Release, ON)	47s
Qemu	0s
Basic builds	0s
Sanitizers	0s
Benchmarks	0s
MultiNuma	0s
GPU	0s
ProxyLib	0s
Valgrind	0s
	12m 51s

Provide feedback