ci: adjust release concurrecncy (#559) #618

Job	Run time
Linting & Coding Standards	1m 4s
Static Coding Analysis (py3.11 locked)	1m 18s
Static Coding Analysis (py3.6 lowest)	1m 22s
Test (ubuntu-latest py3.11 locked)	1m 15s
Test (ubuntu-latest py3.10 locked)	1m 32s
Test (ubuntu-latest py3.9 locked)	1m 32s
Test (ubuntu-latest py3.8 locked)	1m 35s
Test (ubuntu-latest py3.7 locked)	1m 42s
Test (macos-latest py3.10 locked)	1m 34s
Test (macos-latest py3.9 locked)	1m 49s
Test (macos-latest py3.8 locked)	1m 42s
Test (macos-latest py3.7 locked)	1m 55s
Test (macos-latest py3.6 locked)	2m 8s
Test (ubuntu-20.04 py3.6 locked)	1m 37s
Test (ubuntu-20.04 py3.6 lowest)	1m 33s
Test (windows-latest py3.7 locked)	3m 14s
Test (windows-latest py3.6 locked)	4m 34s
	31m 26s

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