package/imagemagick: host svg support needs host gcc >= 4.8

Due to the harfbuzz bump to version 2.5.2 host SVG support needs host
gcc >= 4.8.

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
1 file changed