[babl] babl: fix trc registrationof ACES spaces

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

commit f1fb560800278dfa3a66297871ec2e1daf216de2
Author: Øyvind Kolås <pippin gimp org>
Date:   Sun Jun 24 11:56:18 2018 +0200

    babl: fix trc registrationof ACES spaces

 babl/babl-space.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/babl/babl-space.c b/babl/babl-space.c
index 6d2415c..5d5086a 100644
--- a/babl/babl-space.c
+++ b/babl/babl-space.c
@@ -502,7 +502,7 @@ computations of uniform gray axis */
       0.713, 0.293,
       0.165, 0.830,
       0.128, 0.044,
-      babl_trc("1.0"), NULL, NULL, 1);
+      babl_trc("linear"), NULL, NULL, 1);
 
   babl_space_from_chromaticities (
      "ACES2065-1",
@@ -510,7 +510,7 @@ computations of uniform gray axis */
       0.7347, 0.2653,
       0.0000, 1.0000,
       0.0001, -0.0770,
-      babl_trc("1.0"), NULL, NULL, 1);
+      babl_trc("linear"), NULL, NULL, 1);
 
 }