dotnet kernel for C# and F# (#547) #949

Job	Run time
Build jupyterlab (no kernels)	7m 29s
Build example-bash-minimal kernel	4m 8s
Build example-c-minimal kernel	4m 9s
Build example-dotnet-csharp kernel	4m 22s
Build example-dotnet-fsharp kernel	4m 6s
Build example-elm-minimal kernel	4m 10s
Build example-go-minimal kernel	4m 3s
Build example-haskell-minimal kernel	59m 7s
Build example-javascript-minimal kernel	4m 8s
Build example-julia-minimal kernel	1m 47s
Build example-nix-minimal kernel	4m 11s
Build example-ocaml-minimal kernel	7m 20s
Build example-postgres-minimal kernel	4m 7s
Build example-python-minimal kernel	4m 13s
Build example-python-native kernel	4m 4s
Build example-python-science kernel	4m 7s
Build example-python-stable kernel	6m 3s
Build example-r-minimal kernel	4m 6s
Build example-rust-minimal kernel	4m 10s
Build example-scala-minimal kernel	4m 5s
Build example-typescript-minimal kernel	31m 56s
Build example-zsh-minimal kernel	4m 9s
Build docs	0s
Build devshell	0s
Test a template	0s
Build all kernels	0s
	3h 0m 0s

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