fix(userspace/libsinsp): fixed multiple proc related tests variadic a… #53

Job	Run time
paths-filter	3s
build-drivers-s390x 😁 (system_deps)	47m 49s
build-modern-bpf-skeleton	2m 43s
build-drivers-ppc64le 😁 (system_deps)	55m 38s
test-scap-amd64 😆 (bundled_deps)	2m 56s
test-drivers-amd64 😇 (bundled_deps)	11m 40s
test-scap-arm64 😆 (bundled_deps)	1s
test-drivers-arm64 😇 (bundled_deps)	1s
build-scap-open-w-extern-bpf-skeleton	6m 23s
	2h 7m 14s

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