[damned-lies] Add missing slash in test

[Claude Paroz <claudep src gnome org>]

commit 0eb77364523a8ee98900be8cdff4c02378ebd1f5
Author: Claude Paroz <claude 2xlibre net>
Date:   Fri Apr 26 22:08:18 2019 +0200

    Add missing slash in test

 stats/tests/tests.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/stats/tests/tests.py b/stats/tests/tests.py
index e3fedf41..f80ca910 100644
--- a/stats/tests/tests.py
+++ b/stats/tests/tests.py
@@ -903,5 +903,5 @@ class OtherTests(TestCase):
         with patch_shell_command() as cmds:
             repo.init_checkout()
         self.assertEqual(cmds, [
-            'svn co --non-interactive http://svn.webkit.org/repository %ssvn/webkit.HEAD' % 
settings.SCRATCHDIR
+            'svn co --non-interactive http://svn.webkit.org/repository %s/svn/webkit.HEAD' % 
settings.SCRATCHDIR
         ])