Bump up libgtk2 version
Bump up libgtk2 version
The version of libgtk2 currently used doesn't build when built against
DirectFB. The issue has been fixed in a later version of the 2.12.x
series, so let's upgrade to this version.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Peter Korsgaard