Move sync active requests to own modules #18318

Job	Run time
check-msrv	5m 0s
Check for 'skip-ci' label	1s
check-code	8m 46s
target-branch-check	1s
beacon-chain-tests	26m 55s
op-pool-tests	19m 7s
release-tests-ubuntu	23m 25s
basic-simulator-ubuntu	20m 46s
cargo-udeps	7m 22s
cli-check	15m 32s
compile-with-beta-compiler	13m 27s
debug-tests-ubuntu	6m 14s
ef-tests-ubuntu	13m 37s
execution-engine-integration-ubuntu	9m 5s
network-tests	15m 16s
fallback-simulator-ubuntu	18m 19s
release-tests-windows	25m 46s
slasher-tests	3m 37s
state-transition-vectors-ubuntu	9m 4s
test-suite-success	4s
	4h 1m 24s

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