Move RichCodeNav to its own job (#6505)
Move RichCodeNav to its own job (#6505)

It's taking longer than we initially hoped so moving it to get it off the critical path.
rainersigwald/msbuild,AndyGerlicher/msbuild,AndyGerlicher/msbuild,sean-gilliam/msbuild,AndyGerlicher/msbuild,sean-gilliam/msbuild,rainersigwald/msbuild,rainersigwald/msbuild,sean-gilliam/msbuild,AndyGerlicher/msbuild,rainersigwald/msbuild,sean-gilliam/msbuild