[gimp/gimp-2-10] configure/app: depend on GEGL 0.4.12

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 20a1a31fc4f471560252516b32692b97531c64ad
Author: Øyvind Kolås <pippin gimp org>
Date:   Tue Oct 23 14:36:26 2018 +0200

    configure/app: depend on GEGL 0.4.12
    
    (cherry picked from commit a39b4abfbcb00f10c9fdbefbce72c60c2b4403a0)

 app/sanity.c | 2 +-
 configure.ac | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/app/sanity.c b/app/sanity.c
index ec21d345c7..300f500c9c 100644
--- a/app/sanity.c
+++ b/app/sanity.c
@@ -518,7 +518,7 @@ sanity_check_gegl (void)
 
 #define GEGL_REQUIRED_MAJOR 0
 #define GEGL_REQUIRED_MINOR 4
-#define GEGL_REQUIRED_MICRO 10
+#define GEGL_REQUIRED_MICRO 12
 
   gegl_get_version (&gegl_major_version,
                     &gegl_minor_version,
diff --git a/configure.ac b/configure.ac
index 0af5faeda1..4849f7fc7d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -52,7 +52,7 @@ m4_define([fontconfig_required_version], [2.12.4])
 m4_define([freetype2_required_version], [2.1.7])
 m4_define([gdk_pixbuf_required_version], [2.30.8])
 m4_define([gegl_major_minor_version], [0.4])
-m4_define([gegl_micro_version], [10])
+m4_define([gegl_micro_version], [12])
 m4_define([gegl_required_version],
           [gegl_major_minor_version.gegl_micro_version])
 m4_define([gexiv2_required_version], [0.10.6])