MAUI: first steps #4105

Job	Run time
linux-github--dotnet-and-mono	9m 9s
macOS--dotnet8-and-mono	21m 11s
macOS--dotnet8-only	7m 18s
macOS--mono-only	11m 37s
windows--dotnet8-and-legacyFramework	17m 25s
windows--dotnet8-only	17m 3s
windows--legacyFramework-only	15m 10s
linux-github--dotnet-and-newmono	8m 37s
linux-vanilla--newmono-only	9m 9s
linux-vanilla--stockdotnet8-and-newmono	6m 15s
linux-vanilla--stockdotnet8-and-stockmono	7m 7s
linux-vanilla--stockdotnet8-only	5m 35s
linux-vanilla--stockmono-only	6m 25s
conventions	0s
snap_alpha	0s
snap_pkg_beta	0s
snap_pkg	0s
	2h 22m 1s

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