Make `.editorconfig` better reflect indent usage
Make `.editorconfig` better reflect indent usage

Update the `.editorconfig` file to reflect the fact that
the indent size used in the `.travis.yml` file is 2 spaces.

Gillespie59/server-configs-apache,voku/server-configs-apache,h5bp/server-configs-apache,walterebert/server-configs-apache,johnnyicarus/server-configs-apache,walterebert/server-configs-apache,StephanieMak/server-configs-apache,sengkoil/server-configs-apache,blackmoral/server-configs-apache,sengkoil/server-configs-apache,atyenoria/server-configs-apache,atyenoria/server-configs-apache,Gillespie59/server-configs-apache,johnnyicarus/server-configs-apache,voku/server-configs-apache,StephanieMak/server-configs-apache,blackmoral/server-configs-apache