release: set version via SCM variable #1847

Job	Run time
No leftovers	6m 58s
build_test_container	12m 30s
CWL conformance (v1.0, docker)	5m 56s
CWL conformance (v1.0, singularity)	5m 52s
CWL conformance (v1.0, podman)	6m 41s
Test on macos-latest	9m 43s
CWL conformance (v1.1, docker)	9m 7s
cwltool release test	20m 48s
CWL conformance (v1.1, singularity)	11m 56s
CWL conformance (v1.1, podman)	11m 0s
CWL conformance (v1.2, docker)	11m 43s
CWL conformance (v1.2, singularity)	16m 40s
Tox (3, 8, lint)	46s
Linters (lintreadme)	2m 42s
CWL conformance (v1.2, podman)	11m 6s
Tox (3, 8, unit)	8m 42s
Linters (shellcheck)	32s
CWL conformance (v1.2, docker, --fast-parser)	11m 53s
Tox (3, 8, bandit)	31s
Linters (pydocstyle)	43s
Tox (3, 8, mypy)	10m 37s
Tox (3, 9, lint)	34s
Tox (3, 9, unit)	8m 56s
Tox (3, 9, bandit)	31s
Tox (3, 9, mypy)	9m 54s
Tox (3, 10, lint)	44s
Tox (3, 10, unit)	10m 10s
Tox (3, 10, bandit)	36s
Tox (3, 10, mypy)	9m 45s
Tox (3, 11, lint)	35s
Tox (3, 11, unit)	8m 31s
Tox (3, 11, bandit)	39s
Tox (3, 11, mypy)	9m 40s
Tox (3, 12, lint)	55s
Tox (3, 12, unit)	13m 55s
Tox (3, 12, bandit)	1m 4s
Tox (3, 12, mypy)	15m 1s
	4h 27m 56s

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