Refactor: reference the feature flag of the openraft crate #4199

Job	Run time
Build (nightly, bench,serde,bt,singlethreaded)	53s
stores (stores/memstore)	53s
openraft-test (stable, 0)	3m 30s
stores (stores/rocksstore)	6m 16s
openraft-test (nightly, 30)	3m 33s
stores (stores/sledstore)	1m 4s
openraft-test (nightly, 0, single-term-leader)	3m 13s
cluster-benchmark (cluster_benchmark)	48s
examples (stable, memstore)	44s
examples (stable, raft-kv-memstore)	2m 36s
lint	12m 29s
examples (stable, raft-kv-memstore-network-v2)	54s
examples (stable, raft-kv-memstore-opendal-snapshot-data)	1m 10s
examples (stable, raft-kv-memstore-singlethreaded)	56s
openraft-feature-test (nightly)	51s
examples (stable, raft-kv-rocksdb)	8m 42s
openraft-feature-test (nightly, serde)	56s
examples (nightly, memstore)	1m 2s
openraft-feature-test (nightly, single-term-leader)	51s
examples (nightly, raft-kv-memstore)	2m 23s
openraft-feature-test (nightly, single-term-leader,serde,singlethreaded)	50s
examples (nightly, raft-kv-memstore-network-v2)	1m 7s
examples (nightly, raft-kv-memstore-opendal-snapshot-data)	1m 26s
openraft-test-bench (nightly)	1m 0s
examples (nightly, raft-kv-memstore-singlethreaded)	1m 10s
examples (nightly, raft-kv-rocksdb)	12m 31s
rt-monoio	44s
tests-feature-test (nightly)	3m 3s
tests-feature-test (nightly, single-term-leader)	2m 58s
	1h 18m 33s

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