package/libcroco: drop package

Drop libcrococo as it is affected by several security issues such as
CVE-2020-12825 which will never be fixed as this project has been
archived:
https://gitlab.gnome.org/Archive/libcroco/-/issues/8

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
5 files changed