Refactor Makefile #5629

Job	Run time
Lints	2m 29s
Unit tests (1.22.x)	46s
Unit tests (1.23.x)	4m 31s
Windows tests	4m 36s
Colima (v0.6.5)	8m 41s
Integration tests	10m 13s
Integration tests (on Linux) (alpine.yaml)	5m 37s
Upgrade test (v0.15.1)	21m 34s
Integration tests (on Linux) (debian.yaml)	6m 36s
Integration tests (on Linux) (fedora.yaml)	7m 41s
VMNet test	8m 30s
Integration tests (on Linux) (archlinux.yaml)	8m 35s
vz (default.yaml)	11m 11s
Integration tests (on Linux) (opensuse.yaml)	7m 1s
vz (fedora.yaml)	11m 44s
Integration tests (on Linux) (experimental/net-user-v2.yaml)	7m 10s
Integration tests (on Linux) (experimental/9p.yaml)	6m 52s
Integration tests (on Linux) (docker.yaml)	18m 12s
Integration tests (on Linux) (../hack/test-templates/alpine-9p-writable.yaml)	6m 2s
Integration tests (on Linux) (../hack/test-templates/test-misc.yaml)	19m 31s
	2h 57m 32s

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