Fixing markdown formatting in README.
Fixing markdown formatting in README.

Because these are nested in a list, Markdown doesn't recognize them as code. :(
Bogon/helios,Klaudit/helios,koamac/helios,mikeantonelli/helios,wlads/helios,Klaudit/helios,Bogon/helios,sideci-sample/sideci-sample-helios,mikeantonelli/helios,helios-framework/helios,koamac/helios,wlads/helios