[lasem] tests: increase fuzz value for image comparison

[Emmanuel Pacaud <emmanuel src gnome org>]

commit 8b42c8695ec99d90c26f48e8b64df846de11dbf3
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Fri Mar 6 00:18:24 2015 +0100

    tests: increase fuzz value for image comparison
    
    Decrease the false positive while still detecting real errors.
    A further improvement would be to add expected failures in the test
    suite, in order to check real failures are detected.

 tests/lsmtest.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/tests/lsmtest.c b/tests/lsmtest.c
index b2125f4..c9a13f0 100644
--- a/tests/lsmtest.c
+++ b/tests/lsmtest.c
@@ -61,7 +61,7 @@ static gboolean option_debug_mask = FALSE;
 static gboolean option_debug_group = FALSE;
 static gboolean option_debug_text = FALSE;
 static gboolean option_dry_run = FALSE;
-static double option_compare_fuzz = 10.0;
+static double option_compare_fuzz = 15.0;
 
 static const GOptionEntry entries[] =
 {