update version

Author: tomchavakis

src/NuGetUtility/NuGetUtility.csproj

@@ -9,7 +9,7 @@
         <RepositoryType>git</RepositoryType>
         <PackageId>dotnet-project-licenses</PackageId>
         <ToolCommandName>dotnet-project-licenses</ToolCommandName>
-        <Version>3.0.0-alpha.5</Version>
+        <Version>3.0.0-alpha.6</Version>
         <Authors>Tom Chavakis,Simon Ensslen</Authors>
         <Company>-</Company>
         <Title>.NET Core Tool to print a list of the licenses of a projects</Title>