Added a library function which help to get linux process and kill those process #2719

Job	Run time
macOS with Python 3.11.1	10m 38s
Code Coverage (3.11)	1m 36s
Egg task debian:11.0	20s
Egg task debian:12.4	23s
Egg task fedora:37	1m 4s
Egg task fedora:38	47s
Egg task ubi:8.8	17s
Egg task ubi:9.2	11s
Egg task ubuntu:20.04	20s
Egg task ubuntu:22.04	22s
Build Egg for Python 3.8	8s
Experimental checks	18s
Build Egg for Python 3.9	12s
Build Egg for Python 3.10.0	13s
Fedora develop install/uninstall task	2m 16s
Build Egg for Python 3.11	13s
Fedora selftests	7m 37s
Build Egg for Python 3.12.0	17s
Build Package (wheel/tarball) for Python 3.8	1m 0s
Podman Egg task	16s
Build Package (wheel/tarball) for Python 3.9	58s
Podman spawner with 3rd party runner plugin	44s
Build Package (wheel/tarball) for Python 3.10.0	2m 4s
Build Package (wheel/tarball) for Python 3.11	58s
Smokecheck on Linux with Python 3.8	24s
Windows with Python 3.9	48s
Build Package (wheel/tarball) for Python 3.12.0	1m 9s
Smokecheck on Linux with Python 3.9	32s
Windows with Python 3.10.0	2m 16s
Smokecheck on Linux with Python 3.10.0	35s
Windows with Python 3.11	59s
Smokecheck on Linux with Python 3.11	1m 16s
Windows with Python 3.12.0	3m 10s
Static checks	1m 34s
Smokecheck on Linux with Python 3.12.0	27s
Version task debian:11.0	20s
Version task debian:12.4	1m 27s
Version task fedora:38	2m 9s
Version task fedora:37	2m 15s
Version task ubi:8.8	1m 27s
Version task ubi:9.2	18s
Version task ubuntu:20.04	34s
Version task ubuntu:22.04	1m 31s
Linux with Python 3.8	7m 38s
Linux with Python 3.9	7m 26s
Linux with Python 3.10.0	9m 0s
Linux with Python 3.11	8m 58s
Linux with Python 3.12.0	8m 10s
	1h 37m 35s

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