table_resolver refactor - introduce patternSplitter, decisionMerger #5480

Job	Run time
build-log-generator (log-generator)	38s
quesma-test-and-compile (quesma)	1m 35s
build-quesma-docker-image / build-quesma-docker-image (quesma)	51s
smoke-test	2m 11s
	5m 15s

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