windows: do not build lib/editline
windows: do not build lib/editline

lib/editline has been replaced in the tree by lib/libedit.
However, neither readline() implementation is required by
the Windows build at the present time.

Change-Id: I7d0390d1f03a1d25c3f79ad76206872b388d1d53

madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal