[gegl] update image-compare tests reference

[Øyvind Kolås <ok src gnome org>]

commit 41c80ea23fa886cd13192dc3402d8d481d6c48e9
Author: Øyvind Kolås <pippin gimp org>
Date:   Mon Jan 12 23:39:41 2015 +0100

    update image-compare tests reference
    
    The expected results is now different due to fixes in babls CIE Lab
    in babl commit 0dba0608bd2cfe69453834c1ec87b7a2be13d2dd

 tests/compositions/reference/image-compare.png |  Bin 330566 -> 302991 bytes
 1 files changed, 0 insertions(+), 0 deletions(-)
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diff --git a/tests/compositions/reference/image-compare.png b/tests/compositions/reference/image-compare.png
index 623c6db..fcd8dd6 100644
Binary files a/tests/compositions/reference/image-compare.png and 
b/tests/compositions/reference/image-compare.png differ