make_chroot: clear existing make.conf.user

We've been creating this as a self-referential symlink which means
we've been creating this file in the host distro.  Nuke the file
before we write to it.

TEST=`cros_sdk` still works

Change-Id: Ia07d1d4eeeb5bfabde07fb96e27d50fb5438e1b9
Tested-by: Mike Frysinger <>
Reviewed-by: Alex Klein <>
Commit-Queue: Mike Frysinger <>
1 file changed