fix(gooddata-pipelines): default values for backup methods #937

Job	Run time
Collect changes / collect-changes	11s
Python tests / unit-tests (py310)	2m 53s
Python tests / types-check	1m 17s
Python tests / unit-tests (py311)	3m 0s
Python tests / lint-and-format-check	42s
Python tests / unit-tests (py39)	3m 6s
Python tests / unit-tests (py312)	7m 25s
Python tests / unit-tests (py313)	3m 50s
status-check	4s
	22m 28s

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