[gimp] libgimp: fix def file.

[Jehan <jehanp src gnome org>]

commit 06ae6a81a233e581e3e009d0042d41586f9d5ba7
Author: Jehan <jehan girinstud io>
Date:   Sat Apr 16 20:45:47 2022 +0200

    libgimp: fix def file.
    
    Even in 10 years, I'll probably forget this annoying def file! Ahahah.

 libgimp/gimp.def | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/libgimp/gimp.def b/libgimp/gimp.def
index 34fed87183..7280ebc28a 100644
--- a/libgimp/gimp.def
+++ b/libgimp/gimp.def
@@ -2,6 +2,10 @@ EXPORTS
        gimp_airbrush
        gimp_airbrush_default
        gimp_attach_parasite
+       gimp_batch_procedure_get_interpreter_name
+       gimp_batch_procedure_get_type
+       gimp_batch_procedure_new
+       gimp_batch_procedure_set_interpreter_name
        gimp_brush_application_mode_get_type
        gimp_brush_delete
        gimp_brush_duplicate