[gtk] Revert "Add the label-wrap-justify reftest to xfails"

[Matthias Clasen <matthiasc src gnome org>]

commit 7ac2982617177532d0650948bc616abaceae9de8
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Feb 11 07:44:01 2020 -0500

    Revert "Add the label-wrap-justify reftest to xfails"
    
    This reverts commit 5e746d35b2c5ab8601b493d4f8ca4784328d50fa.
    
    Turns out label-wrap-justify isn't failing in ci, and this is
    now making ci fail :(

 testsuite/reftests/meson.build | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/testsuite/reftests/meson.build b/testsuite/reftests/meson.build
index 0d81cfc98e..33ecccbe5a 100644
--- a/testsuite/reftests/meson.build
+++ b/testsuite/reftests/meson.build
@@ -428,7 +428,6 @@ xfails = [
   'window-show-contents-on-map.ui',
   # these depend on details of text layout
   'label-sizing.ui',
-  'label-wrap-justify.ui',
 ]
 
 foreach testname : testdata