Update pydot requirement from <3,>=1.4.1 to >=1.4.1,<4 #2271

Job	Run time
No leftovers	3m 0s
CWL conformance (v1.0, docker)	5m 47s
CWL conformance (v1.0, singularity)	5m 40s
Tox (3, 8, lint)	1s
CWL conformance (v1.0, podman)	5m 39s
Tox (3, 8, unit)	1s
CWL conformance (v1.1, docker)	5m 15s
Tox (3, 8, bandit)	1s
CWL conformance (v1.1, singularity)	4m 53s
Linters (lintreadme)	31s
Tox (3, 8, mypy)	1s
CWL conformance (v1.1, podman)	5m 19s
Tox (3, 9, lint)	1s
Linters (shellcheck)	47s
CWL conformance (v1.2, docker)	4m 27s
Tox (3, 9, unit)	1s
Linters (pydocstyle)	22s
CWL conformance (v1.2, singularity)	3m 32s
Tox (3, 9, bandit)	1s
Tox (3, 9, mypy)	1s
Tox (3, 10, lint)	24s
build_test_container	7m 34s
CWL conformance (v1.2, podman)	3m 37s
Tox (3, 10, unit)	2m 11s
CWL conformance (v1.2, docker, --fast-parser)	3m 55s
Tox (3, 10, bandit)	22s
CWL conformance (v1.3.0-dev1, --relax-path-checks)	3m 20s
Tox (3, 10, mypy)	2m 11s
cwltool release test	3m 17s
Tox (3, 11, lint)	23s
Test on macos-latest	3m 23s
Tox (3, 11, unit)	1m 22s
Tox (3, 11, bandit)	29s
Tox (3, 11, mypy)	1m 23s
Tox (3, 12, lint)	28s
Tox (3, 12, unit)	34s
Tox (3, 12, bandit)	25s
Tox (3, 12, mypy)	52s
Tox (3, 13, lint)	1s
Tox (3, 13, unit)	1s
Tox (3, 13, bandit)	1s
Tox (3, 13, mypy)	1s
	1h 21m 34s

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