Add seq number to CCIPMessageSent event #8493

Job	Run time
Detect changes	7s
Define test matrix	5s
Foundry Tests automation	59s
Coverage	9m 53s
Foundry Tests ccip	9m 44s
Run static analysis	0s
Foundry Tests functions	1m 36s
Forge fmt automation	3s
Foundry Tests keystone	57s
Forge fmt ccip	24s
Forge fmt functions	4s
Foundry Tests l2ep	1m 5s
Foundry Tests liquiditymanager	54s
Foundry Tests llo-feeds	1m 26s
Forge fmt keystone	3s
Foundry Tests operatorforwarder	58s
Forge fmt l2ep	2s
Foundry Tests shared	54s
Forge fmt liquiditymanager	2s
Foundry Tests transmission	42s
Forge fmt llo-feeds	2s
Foundry Tests vrf	37s
Forge fmt operatorforwarder	2s
Forge fmt shared	2s
Forge fmt transmission	8s
Forge fmt vrf	2s
	30m 51s

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