Refactor: merge send-progress methods #3367

Job	Run time
stores (stores/memstore)	56s
stores (stores/rocksstore)	6m 35s
Build (nightly, bench,serde,bt,singlethreaded)	50s
stores (stores/sledstore)	1m 1s
openraft-test-bench (nightly)	53s
openraft-test (stable, 0)	3m 10s
openraft-test (nightly, 30)	3m 30s
cluster-benchmark (cluster_benchmark)	50s
examples (stable, memstore)	42s
openraft-test (nightly, 0, single-term-leader)	3m 22s
lint	6m 40s
openraft-feature-test (nightly)	53s
examples (stable, raft-kv-memstore)	2m 19s
openraft-feature-test (nightly, serde)	56s
examples (stable, raft-kv-memstore-generic-snapshot-data)	1m 3s
tests-feature-test (nightly)	3m 9s
openraft-feature-test (nightly, single-term-leader)	51s
examples (stable, raft-kv-memstore-opendal-snapshot-data)	1m 30s
tests-feature-test (nightly, single-term-leader)	3m 4s
openraft-feature-test (nightly, single-term-leader,serde,singlethreaded)	51s
examples (stable, raft-kv-memstore-singlethreaded)	1m 2s
tests-feature-test (nightly, loosen-follower-log-revert)	3m 8s
examples (stable, raft-kv-rocksdb)	8m 2s
examples (nightly, memstore)	56s
examples (nightly, raft-kv-memstore)	2m 22s
examples (nightly, raft-kv-memstore-generic-snapshot-data)	1m 20s
examples (nightly, raft-kv-memstore-opendal-snapshot-data)	2m 0s
examples (nightly, raft-kv-memstore-singlethreaded)	1m 20s
examples (nightly, raft-kv-rocksdb)	12m 38s
	1h 15m 53s

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