Bump docfx from 2.78.3 to 2.78.4#23

dependabot[bot] wants to merge 1 commit intodevAaronontheweb/AkkaDotNetStreamOfStreams:devfrom

dependabot/nuget/dot-config/docfx-2.78.4Aaronontheweb/AkkaDotNetStreamOfStreams:dependabot/nuget/dot-config/docfx-2.78.4Copy head branch name to clipboard