chore(batcher): remove block metadata member from block builder factory #6572

Job	Run time
build-papyrus-utilities-image	15s
executable-run	13m 51s
executable-run-no-rpc	13m 7s
integration-test	20m 7s
random-table-test	3m 1s
test-no-rpc	7m 16s
	57m 37s

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