Remove obsolete "override our Wheezy-specific package" entries from APT pinning.

They were useful when feature/jessie was an overlay on top of devel,
but it's been not the case for a while.

Will-Fix: #10607

config/chroot_apt/preferences

@@ -126,16 +126,6 @@ Package: linux-kbuild-3.16
 Pin: release o=Debian,n=jessie
 Pin-Priority: 999
 
-Explanation: override the Wheezy-specific package from the devel APT suite
-Package: tor
-Pin: release o=TorProject,n=tor-experimental-0.2.7.x-jessie
-Pin-Priority: 1006
-
-Explanation: override the Wheezy-specific package from the devel APT suite
-Package: tor-geoipdb
-Pin: release o=TorProject,n=tor-experimental-0.2.7.x-jessie
-Pin-Priority: 1006
-
 Package: ttdnsd
 Pin: release o=TorProject,a=unstable
 Pin-Priority: 999
@@ -144,51 +134,6 @@ Package: torsocks
 Pin: release o=Debian Backports,n=jessie-backports
 Pin-Priority: 999
 
-Explanation: override our Wheezy-specific package
-Package: apparmor*
-Pin: release o=Debian,n=jessie
-Pin-Priority: 1006
-
-Explanation: override our Wheezy-specific package
-Package: libapparmor*
-Pin: release o=Debian,n=jessie
-Pin-Priority: 1006
-
-Explanation: override our Wheezy-specific package
-Package: hledger
-Pin: release o=Debian,n=jessie
-Pin-Priority: 1006
-
-Explanation: override our Wheezy-specific package
-Package: python-dbus
-Pin: release o=Debian,n=jessie
-Pin-Priority: 1006
-
-Explanation: override our Wheezy-specific package
-Package: python-dbus-dev
-Pin: release o=Debian,n=jessie
-Pin-Priority: 1006
-
-Explanation: override the Wheezy-specific package from the devel APT suite
-Package: tails-greeter
-Pin: release o=Tails,n=feature-jessie
-Pin-Priority: 1006
-
-Explanation: override the Wheezy-specific package from the devel APT suite
-Package: tails-perl5lib
-Pin: release o=Tails,n=feature-jessie
-Pin-Priority: 1006
-
-Explanation: override the Wheezy-specific package from the devel APT suite
-Package: tails-persistence-setup
-Pin: release o=Tails,n=feature-jessie
-Pin-Priority: 1006
-
-Explanation: override our Wheezy-specific package
-Package: xserver-xorg-input-evdev
-Pin: release o=Debian,n=jessie
-Pin-Priority: 1006
-
 Explanation: weirdness in chroot_apt install-binary
 Package: *
 Pin: release o=chroot_local-packages