Use 4.06.1 in jbuild-workspace.dev
Use 4.06.1 in jbuild-workspace.dev

We should use the latest point release for a particular release

janestreet/jbuilder,janestreet/jbuilder,dra27/jbuilder,dra27/jbuilder,janestreet/jbuilder,dra27/jbuilder,janestreet/jbuilder,janestreet/jbuilder,dra27/jbuilder,janestreet/jbuilder,dra27/jbuilder,dra27/jbuilder