Turn ChainManager's pending_blobs into proposed/locked specific pending blobs #10859

Job	Run time
check-outdated-cli-md	1m 50s
default-features-and-witty-integration-test	2m 16s
ethereum-tests	2m 14s
benchmark-test	2m 15s
execution-wasmtime-test	1m 22s
lint-cargo-clippy	2m 15s
lint-cargo-doc	2m 14s
lint-cargo-fmt	20s
lint-cargo-machete	24s
lint-cargo-sort	20s
lint-check-all-features	1m 5s
lint-check-copyright-headers	16s
lint-check-for-outdated-readme	39s
lint-check-linera-service-graphql-schema	1m 3s
lint-wasm-applications	2m 11s
lint-unexpected-chain-load-operations	2s
remote-net-test	1m 1s
storage-service-tests	57s
wasm-application-test	2m 13s
web	2m 12s
	27m 9s

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