feat: add gooddata-pipelines package #779

Job	Run time
Collect changes / collect-changes	8s
Python tests / unit-tests (py312)	7m 24s
Python tests / unit-tests (py313)	3m 40s
Python tests / lint-and-format-check	38s
Python tests / unit-tests (py39)	2m 54s
Python tests / unit-tests (py311)	2m 57s
Python tests / unit-tests (py310)	2m 55s
Python tests / types-check	1m 16s
status-check	3s
	21m 55s

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