Sync up unique cache paths for Singularity images with cwl-utils #3029

Job	Run time
No leftovers	1m 0s
Linters (pydocstyle)	23s
cwltool release test	2m 51s
build_test_container	52s
Linters (lintreadme)	31s
Linters (shellcheck)	21s
Test on macos-latest	1m 43s
CWL conformance (v1.0, singularity)	37s
CWL conformance (v1.0, podman)	34s
CWL conformance (v1.1, podman)	36s
CWL conformance (v1.2, docker)	34s
CWL conformance (v1.1, singularity)	43s
CWL conformance (v1.0, docker)	39s
CWL conformance (v1.3.0-dev1, --relax-path-checks)	32s
CWL conformance (v1.1, docker)	38s
CWL conformance (v1.2, singularity)	52s
CWL conformance (v1.2, docker, --fast-parser)	31s
CWL conformance (v1.2, podman)	41s
Tox (3, 10, bandit)	7s
Tox (3, 11, lint)	44s
Tox (3, 10, lint)	21s
Tox (3, 12, mypy)	24s
Tox (3, 11, bandit)	21s
Tox (3, 10, mypy)	3s
Tox (3, 11, unit)	5s
Tox (3, 12, bandit)	17s
Tox (3, 10, unit)	12s
Tox (3, 12, unit)	24s
Tox (3, 12, lint)	46s
Tox (3, 11, mypy)	15s
Tox (3, 13, bandit)	18s
Tox (3, 14, unit)	16s
Tox (3, 13, lint)	46s
Tox (3, 14, bandit)	46s
Tox (3, 14, lint)	46s
Tox (3, 13, mypy)	46s
Tox (3, 14, mypy)	46s
Tox (3, 13, unit)	46s
	23m 47s

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