Bug#509574: apt-get:handling of stable-proposed-updates conflicts with etch-proposed-updates

[José Luis González <jlgonzal@ya.com>]

Package: apt
Version: 0.6.46.4-0.1

# apt-get update
[...]
W: Conflicting distribution: http://ftp.rediris.es stable-proposed-updates Release (expected stable-proposed-updates but got etch-proposed-updates)
W: You may want to run apt-get update to correct these problems
# apt-get update
[...]
W: Conflicting distribution: http://ftp.rediris.es stable-proposed-updates Release (expected stable-proposed-updates but got etch-proposed-updates)
W: You may want to run apt-get update to correct these problems

It may be related to bug #173215.