Dotnet client:

Improve Watch to better handle network failures (#953)

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• armadactl-v0.3.4-darwin-amd64.tar.gz SHA256 345c6068c74940d78147de314292d44ad1667bc8977e536553630190cd37e9c8
• armadactl-v0.3.4-linux-amd64.tar.gz SHA256 d5afd29a9091a429aee009b0b7721ebf5f1552d26143975e8de232ca7b3374c9
• armadactl-v0.3.4-windows-amd64.zip SHA256 100d31403a6c6bd08022e9d6546c3b3e899755778c2739d4bedc4cc10c4aaabb