[gegl] tests: serialize comment out font dependent parts of test

[Øyvind Kolås <ok src gnome org>]

commit 00d9632abf093a44dc0687b485538a61d754c1ae
Author: Øyvind Kolås <pippin gimp org>
Date:   Sun May 7 22:09:48 2017 +0200

    tests: serialize comment out font dependent parts of test
    
    see https://bugzilla.gnome.org/show_bug.cgi?id=772992

 tests/simple/test-serialize.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/tests/simple/test-serialize.c b/tests/simple/test-serialize.c
index 95a902d..81000c8 100644
--- a/tests/simple/test-serialize.c
+++ b/tests/simple/test-serialize.c
@@ -45,6 +45,9 @@ TestCase tests[] = {
      "gegl:gaussian-blur",
      ""},
 
+    /*
+       XXX: commented out until we have internal fonts for reproducible metrix,
+       see https://bugzilla.gnome.org/show_bug.cgi?id=772992
     {"over aux=[ text string='foo bar' ]",
      "svg:src-over aux=[  gegl:text string='foo bar' width=33 height=7 ]\n",
      ""},
@@ -52,6 +55,7 @@ TestCase tests[] = {
     {"over aux=[text string='foo bar' ]",
      "svg:src-over aux=[  gegl:text string='foo bar' width=33 height=7 ]\n",
      ""},
+     */
 
     {"over aux= [ ",
      "svg:src-over",