Fix archive file null on logger startup

[dangershony]

Fix

Using launch settings from C:\Users\dan\Documents\GitHub\StratisBitcoinFullNode\src\Stratis.StratisD\Properties\launchSettings.json...
There was a problem initializing the node. Details: 'System.NullReferenceException: Object reference not set to an instance of an object.
   at Stratis.Bitcoin.Configuration.Logging.LoggingConfiguration.AddFilters(LogSettings settings, DataFolder dataFolder) in C:\Users\dan\Documents\GitHub\StratisBitcoinFullNode\src\Stratis.Bitcoin\Configuration\Logging\LoggingConfiguration.cs:line 133
   at Stratis.Bitcoin.Configuration.Logging.LoggingConfiguration.AddFilters(ILoggerFactory loggerFactory, LogSettings settings, DataFolder dataFolder) in C:\Users\dan\Documents\GitHub\StratisBitcoinFullNode\src\Stratis.Bitcoin\Configuration\Logging\LoggingConfiguration.cs:line 204
   at Stratis.Bitcoin.Configuration.NodeSettings..ctor(Network network, ProtocolVersion protocolVersion, String agent, String[] args, NetworksSelector networksSelector) in C:\Users\dan\Documents\GitHub\StratisBitcoinFullNode\src\Stratis.Bitcoin\Configuration\NodeSettings.cs:line 232
   at Stratis.StratisD.Program.Main(String[] args) in C:\Users\dan\Documents\GitHub\StratisBitcoinFullNode\src\Stratis.StratisD\Program.cs:line 26'

[dangershony]

@maciejzaleski please review this (if you have a better solution when missing archive file please suggest)