Security update for giflib
This update for giflib fixes the following issues:
- Enable Position Independent Code and inherit CFLAGS from the build system (bsc#1184123).
This update was imported from the SUSE:SLE-15:Update update project.
- Submitted by Wolfgang Frisch (wfrisch)
Fixed bugs
bnc#1184123
AUDIT-TRACKER: packaging: [batch sle 2] sle packages with non-pie binaries