[gimp-perl] Slight doc improvement.

[Ed J <edj src gnome org>]

commit aa94edec3794194c36dfba235668de08bbc4e716
Author: Ed J <edj src gnome org>
Date:   Fri May 16 19:45:25 2014 +0100

    Slight doc improvement.

 UI/UI.pm |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/UI/UI.pm b/UI/UI.pm
index b42230d..e106923 100644
--- a/UI/UI.pm
+++ b/UI/UI.pm
@@ -721,7 +721,7 @@ C<examples/example-no-fu>.
  $button = new Gimp::UI::GradientSelect;
 
  @new_vals = Gimp::UI::interact(
-   $function,$blurb,$help,$params,$menupath,@previous_vals
+   $functionname, $blurb, $help, $params, $menupath, @previous_vals
  );
 
 =back