[aur-general] Deletion request: a few gnome packages

[Jekyll Wu]

All packages below are orphaned.

https://aur.archlinux.org/packages/cdcollect
fail to build

https://aur.archlinux.org/packages/network-manager-applet-notify-osd
outdated patched version, fail to build

https://aur.archlinux.org/packages/mm-common-git
fail to build

https://aur.archlinux.org/packages/webkitmm-git
fail to build, upstream seems dead

https://aur.archlinux.org/packages/gnome-meta
dependencies unavailable

https://aur.archlinux.org/packages/gnome-extra-meta
dependencies unavailable

https://aur.archlinux.org/packages/galeon
fail to build

https://aur.archlinux.org/packages/gnono
fail to build

https://aur.archlinux.org/packages/rubrica
fail to build ( it is "maintained" by user tdy, who is well known to be 
inactive)