[gtk] tests: Disable the textview-margins reftest

[Matthias Clasen <matthiasc src gnome org>]

commit ec8db379a6adcec6802ecbbc4a71e3281a69a879
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jan 29 22:45:21 2021 -0500

    tests: Disable the textview-margins reftest
    
    It is too flaky to be useful.

 testsuite/reftests/meson.build | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/testsuite/reftests/meson.build b/testsuite/reftests/meson.build
index c45d068bf0..0df2c5469a 100644
--- a/testsuite/reftests/meson.build
+++ b/testsuite/reftests/meson.build
@@ -422,11 +422,11 @@ testdata = [
   'textview-border-windows.css',
   'textview-border-windows.ref.ui',
   'textview-border-windows.ui',
-  'textview-margins.css',
-  'textview-margins.ref.ui',
-  'textview-margins.ui',
-  # this test needs a better way to perform delayed actions
-  # it is not in xfail since it succeeds on some platforms
+  # these tests needs a better way to perform delayed actions
+  # they are not in xfail since they succeed on some platforms
+  #'textview-margins.css',
+  #'textview-margins.ref.ui',
+  #'textview-margins.ui',
   #'textview-tags.ref.ui',
   #'textview-tags.ui',
   'treeview-crash-too-wide.ref.ui',