[qs] batch store bootstrap perf improvements #71463

Job	Run time
file_change_determinator	12s
rust-doc-tests	4m 34s
rust-unit-tests	0s
rust-consensus-only-unit-test	0s
rust-consensus-only-smoke-test	0s
rust-lints	3m 32s
rust-cargo-deny	1m 46s
general-lints	28s
rust-smoke-tests	29m 46s
rust-build-cached-packages	2m 0s
rust-check-merge-base	1m 22s
rust-cryptohasher-domain-separation-check	0s
rust-targeted-unit-tests	7m 57s
	51m 37s

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