Improve ci #113

Job	Run time
prepare	8s
build (bitcoin-rpc-proxy)	37s
build (bitcoin-whitepaper)	46s
build (bitcoin)	1m 3s
build (btc-rpc-explorer)	50s
build (btc-transmuter)	38s
build (btcpayserver)	38s
build (electrs)	49s
build (electrum)	56s
build (lnd)	49s
build (lndconnect)	46s
build (lnpbp-testkit)	37s
build (nbxplorer)	38s
build (ridetheln)	42s
build (selfhost-dashboard)	46s
build (selfhost)	36s
build (thunderhub)	41s
build (tor-extras)	38s
test-multi-package (btcpayserver-regtest)	5m 14s
test-multi-package (electrum)	3m 26s
test	0s
	21m 18s

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