package/librsvg: bump to version 2.50.7
Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 27cf1f659a433476a3c381d4883be533666965de)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>