Add Fulu boilerplate #19360

Job	Run time
check-msrv	5m 15s
check-code	9m 27s
lockbud	13m 51s
Check for 'skip-ci' label	1s
target-branch-check	1s
op-pool-tests	21m 15s
release-tests-ubuntu	13m 6s
release-tests-windows	21m 3s
network-tests	24m 9s
beacon-chain-tests	2m 42s
debug-tests-ubuntu	6m 59s
slasher-tests	3m 44s
state-transition-vectors-ubuntu	7m 57s
basic-simulator-ubuntu	21m 55s
cargo-udeps	6m 55s
cli-check	15m 10s
compile-with-beta-compiler	15m 6s
ef-tests-ubuntu	5m 47s
execution-engine-integration-ubuntu	7m 59s
fallback-simulator-ubuntu	18m 31s
test-suite-success	0s
	3h 40m 53s

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