[gimp] configure: typo fix.

[Jehan <jehanp src gnome org>]

commit 15b0828eb28d0feebfbda92becb39df32f2cee87
Author: Jehan <jehan girinstud io>
Date:   Tue Dec 28 03:35:06 2021 +0100

    configure: typo fix.
    
    Argh sorry!

 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/configure.ac b/configure.ac
index 74f01ba169..f397fa163c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -63,7 +63,7 @@ m4_define([gegl_major_minor_version], [0.4])
 m4_define([gegl_micro_version], [34])
 m4_define([gegl_required_version],
           [gegl_major_minor_version.gegl_micro_version])
-m4_define([gexiv2_required_version], [0.12.2)
+m4_define([gexiv2_required_version], [0.12.2])
 m4_define([glib_required_version], [2.68.0])
 m4_define([gtk_mac_integration_required_version], [2.0.0])
 m4_define([gtk_required_version], [3.22.29])