feat(gooddata-pipelines): Process workspace backup sequentially #959

Job	Run time
Collect changes / collect-changes	9s
Python tests / unit-tests (py39)	3m 2s
Python tests / unit-tests (py312)	7m 43s
Python tests / lint-and-format-check	38s
Python tests / types-check	1m 29s
Python tests / unit-tests (py313)	3m 38s
Python tests / unit-tests (py310)	3m 3s
Python tests / unit-tests (py311)	3m 5s
status-check	3s
	22m 50s

Provide feedback