File fix_libgif_5_0_build.patch of Package krita

From: Anatoly Bobrov <khnazile@rkmail.ru>
Subject: Trivial fix to make Krita link against libgif 5.0.x in openSUSE Leap 42.3

--- plugins/impex/gif/qgiflibhandler.cpp	2018-03-20 10:49:57.000000000 +0300
+++ plugins/impex/gif/qgiflibhandler.cpp	2018-03-23 15:11:33.890071869 +0300
@@ -314,7 +314,7 @@
         }
     }
 
-    EGifCloseFile(gif, &err);
+    EGifCloseFile(gif);
 
     return true;
 }