[gimp] app: s/preceptual/perceptual/ in a string.

[Jehan Pagès <jehanp src gnome org>]

commit 47804ff77b30d9792c5c6f2712a971e9e0df4739
Author: Jehan <jehan girinstud io>
Date:   Mon Jan 15 17:14:03 2018 +0100

    app: s/preceptual/perceptual/ in a string.

 app/actions/image-actions.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/app/actions/image-actions.c b/app/actions/image-actions.c
index 70794ec..c328037 100644
--- a/app/actions/image-actions.c
+++ b/app/actions/image-actions.c
@@ -249,7 +249,7 @@ static const GimpRadioActionEntry image_convert_gamma_actions[] =
   { "image-convert-gamma", NULL,
     NC_("image-convert-action", "Perceptual gamma (sRGB)"), NULL,
     NC_("image-convert-action",
-        "Convert the image to preceptual (sRGB) gamma"),
+        "Convert the image to perceptual (sRGB) gamma"),
     FALSE, GIMP_HELP_IMAGE_CONVERT_GAMMA },
 
   { "image-convert-linear", NULL,