Attempt to quickfix flaky legacy_and_unstable_block_subscription_reco… #5475

Job	Run time
Cargo fmt	15s
Check unused dependencies	53s
Cargo check	5m 54s
Cargo clippy	3m 30s
Cargo check (WASM)	1m 22s
Check documentation and run doc tests	4m 41s
Cargo clippy (WASM)	42s
Test (no_std)	1m 40s
Test (Light Client)	3m 17s
Test chainhead backend	13m 58s
Test (Native)	14m 11s
Test (WASM)	11m 22s
	1h 1m 45s

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