fix(gooddata-pipelines): exception handling in permission validation #1157

Job	Run time
Collect changes / collect-changes	9s
Python tests / unit-tests (py314)	2m 15s
Python tests / lint-and-format-check	9s
Python tests / unit-tests (py310)	2m 54s
Python tests / unit-tests (py312)	2m 23s
Python tests / unit-tests (py311)	3m 1s
Python tests / unit-tests (py313)	2m 9s
Python tests / types-check	1m 36s
status-check	4s
	14m 40s

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