cargo: Update litep2p to v0.12.3 #35426

Job	Run time
isdraft / isdraft	3s
preflight / preflight	2m 43s
preflight / ci-versions	1m 5s
build-test-parachain	7m 52s
build-test-collators	10m 58s
build-linux-stable-cumulus	11m 46s
build-linux-stable	12m 11s
prepare-bridges-zombienet-artifacts	9m 37s
prepare-substrate-zombienet-artifacts	2m 26s
prepare-polkadot-zombienet-artifacts	9m 5s
build-linux-substrate	7m 35s
build-malus	10m 14s
prepare-cumulus-zombienet-artifacts	4m 36s
prepare-parachain-templates-zombienet-artifacts	2m 28s
build-templates-node	13m 35s
build-push-image-substrate-pr	1m 37s
build-push-image-test-parachain	1m 28s
build-push-image-malus	3m 36s
build-push-image-colander	3m 34s
build-push-image-polkadot-parachain-debug	2m 13s
build-push-image-polkadot-debug	3m 45s
build-push-image-bridges-zombienet-tests	6m 22s
All builds passed	3s
trigger-zombienet-polkadot / isdraft / isdraft	2s
trigger-zombienet-cumulus / isdraft / isdraft	3s
trigger-zombienet-substrate / isdraft / isdraft	2s
trigger-zombienet-parachain-template / isdraft / isdraft	2s
trigger-zombienet-cumulus / preflight / preflight	47s
trigger-zombienet-substrate / preflight / preflight	49s
trigger-zombienet-parachain-template / preflight / preflight	49s
trigger-zombienet-polkadot / preflight / preflight	1m 4s
trigger-zombienet-cumulus / matrix.test.job-name	0s
All zombienet tests passed	2s
trigger-zombienet-parachain-template / matrix.test.job-name	0s
trigger-zombienet-substrate / matrix.test.job-name	0s
trigger-zombienet-polkadot / matrix.test.job-name	0s
	2h 12m 32s

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