Backend/UtxoCoin: support native-segwit with cold storage #3110

Job	Run time
macOS--dotnet6-and-mono	16m 22s
linux-github--dotnet-and-mono	3m 56s
linux-vanilla--stockdotnet6-and-newmono	5m 48s
linux-github--dotnet-and-newmono	6m 37s
linux-vanilla--stockdotnet6-and-stockmono	6m 31s
linux-vanilla--stockdotnet6-only	4m 48s
linux-vanilla--stockmono-only	5m 13s
macOS--dotnet6-only	6m 14s
macOS--mono-only	17m 39s
windows--dotnet6-and-legacyFramework	6m 38s
windows--dotnet6-only	5m 35s
windows--legacyFramework-only	12m 11s
linux-vanilla--newmono-only	8m 7s
conventions	1m 25s
snap_pkg	7m 16s
snap_pkg_beta	7m 47s
	2h 2m 7s

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