[gnome-photos] tool-colors: Half the step of the contrast slider

[Debarshi Ray <debarshir src gnome org>]

commit 09cc8d9b080419d59eddf4a672d8cf5133f26331
Author: Debarshi Ray <debarshir gnome org>
Date:   Fri Feb 9 12:08:00 2018 +0100

    tool-colors: Half the step of the contrast slider

 src/photos-tool-colors.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/photos-tool-colors.c b/src/photos-tool-colors.c
index bb69c6f2..64acf26c 100644
--- a/src/photos-tool-colors.c
+++ b/src/photos-tool-colors.c
@@ -68,7 +68,7 @@ static const gdouble BLACKS_STEP = 0.01;
 static const gdouble CONTRAST_DEFAULT = 0.0;
 static const gdouble CONTRAST_MAXIMUM = 1.0;
 static const gdouble CONTRAST_MINIMUM = -1.0;
-static const gdouble CONTRAST_STEP = 0.1;
+static const gdouble CONTRAST_STEP = 0.05;
 static const gdouble EXPOSURE_DEFAULT = 0.0;
 static const gdouble EXPOSURE_MAXIMUM = 3.0;
 static const gdouble EXPOSURE_MINIMUM = -3.0;