[gegl] gegl: use a 1e-11 instead of 1e-6 for matrix coefficient epsilon

[Øyvind "pippin" Kolås <ok src gnome org>]

commit 26d22637d84e3c91a70def11080e9c387bb7236d
Author: Øyvind Kolås <pippin gimp org>
Date:   Fri Jul 31 12:25:10 2020 +0200

    gegl: use a 1e-11 instead of 1e-6 for matrix coefficient epsilon
    
    This should help with some problems observed in issue #261.

 gegl/gegl-matrix.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gegl/gegl-matrix.c b/gegl/gegl-matrix.c
index 524fb66c9..85cc72890 100644
--- a/gegl/gegl-matrix.c
+++ b/gegl/gegl-matrix.c
@@ -23,7 +23,7 @@
 
 #include "gegl-matrix.h"
 
-#define EPSILON 1e-6
+#define EPSILON 1e-10
 
 #if 0
 static void