Disable light client when fork epoch is misaligned #20334

Job	Run time
check-msrv	5m 1s
Check for 'skip-ci' label	1s
check-code	3m 9s
lockbud	6m 47s
target-branch-check	1s
beacon-chain-tests	13m 32s
release-tests-ubuntu	3m 26s
network-tests	1m 36s
release-tests-windows	10m 12s
debug-tests-ubuntu	3m 34s
slasher-tests	1m 45s
op-pool-tests	13m 28s
state-transition-vectors-ubuntu	2m 19s
basic-simulator-ubuntu	1m 47s
cargo-sort	29s
cargo-udeps	6m 40s
cli-check	1m 56s
compile-with-beta-compiler	9m 27s
ef-tests-ubuntu	6m 35s
fallback-simulator-ubuntu	1m 49s
execution-engine-integration-ubuntu	10m 40s
test-suite-success	1s
	1h 44m 15s

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