feat: reduce main branch, multi OS unit tests, and integration tests'… #1102

Job	Run time
multios-unit-tests (macos-latest, 1.21) / test-multi-os	2m 55s
multios-unit-tests (macos-latest, 1.22) / test-multi-os	3m 12s
multios-unit-tests (ubuntu-latest, 1.22) / test-multi-os	1m 51s
multios-unit-tests (ubuntu-latest, 1.21) / test-multi-os	5m 28s
multios-unit-tests (windows-latest, 1.21) / test-multi-os	5m 21s
multios-unit-tests (windows-latest, 1.22) / test-multi-os	8m 11s
unit-integration-tests (1.21) / copyright	6s
unit-integration-tests (1.21) / lint	36s
unit-integration-tests (1.21) / test-contrib	6m 2s
unit-integration-tests (1.21) / test-core	3m 29s
unit-integration-tests (1.22) / copyright	10s
unit-integration-tests (1.22) / lint	1m 46s
unit-integration-tests (1.22) / test-contrib	5m 31s
unit-integration-tests (1.22) / test-core	2m 52s
	47m 30s

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