[gnome-control-center] Revert "Temporarily disable the canonicalization test"

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 57db92793385d356b5d98a89fec9152008036fe9
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Sat Aug 15 18:13:48 2020 -0300

    Revert "Temporarily disable the canonicalization test"
    
    This reverts commit db80e32730fd18f0039ad3dd68536b7160f5d20d.

 tests/printers/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/printers/meson.build b/tests/printers/meson.build
index 60f144fa6..bbf43ab0c 100644
--- a/tests/printers/meson.build
+++ b/tests/printers/meson.build
@@ -1,6 +1,6 @@
 
 test_units = [
-  #'test-canonicalization',
+  'test-canonicalization',
   'test-shift'
 ]