CI: bump cln to v24.08 #523

Job	Run time
setup-bitcoin-core	4s
build-lspd	25s
setup-cln	9s
Run unit tests	1m 9s
setup-itest	6s
setup-lnd-client	8s
setup-lnd-lsp	3s
CLN-lsp CLN-client testLsps0GetProtocolVersions	1m 29s
test CLN-lsp CLN-client testRestartLspNode	1m 40s
CLN-lsp CLN-client testLsps2GetVersions	1m 24s
test CLN-lsp CLN-client testOpenZeroConfChannelOnReceive	1m 22s
CLN-lsp CLN-client testLsps2GetInfo	1m 21s
test CLN-lsp CLN-client testOpenZeroConfSingleHtlc	1m 36s
CLN-lsp CLN-client testLsps2Buy	1m 40s
test CLN-lsp CLN-client testZeroReserve	1m 51s
CLN-lsp CLN-client testLsps2HappyFlow	1m 31s
test CLN-lsp CLN-client testFailureBobOffline	1m 50s
CLN-lsp CLN-client testLsps2NoBalance	1m 45s
CLN-lsp CLN-client testLsps2ZeroConfUtxo	2m 4s
test CLN-lsp CLN-client testNoBalance	1m 41s
test CLN-lsp CLN-client testRegularForward	1m 48s
test CLN-lsp CLN-client testProbing	1m 38s
test CLN-lsp CLN-client testInvalidCltv	33s
test CLN-lsp CLN-client registerPaymentWithTag	11s
test CLN-lsp CLN-client testOpenZeroConfUtxo	1s
test CLN-lsp CLN-client testDynamicFeeFlow	1s
test CLN-lsp CLN-client testOfflineNotificationPaymentRegistered	1s
test CLN-lsp CLN-client testOfflineNotificationRegularForward	1s
test CLN-lsp CLN-client testOfflineNotificationZeroConfChannel	1s
	27m 33s

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