tests: fix Python 2.6 compatibility - issue introduced in 28d9e9f0ae4e

kallithea/tests/vcs/test_git.py

@@ -790,7 +790,7 b' class GitHooksTest(unittest.TestCase):'
         # Create a dictionary where keys are hook names, and values are paths to
         # them. Deduplicates code in tests a bit.
         self.hook_directory = self.repo.get_hook_location()
-        self.kallithea_hooks = {h: os.path.join(self.hook_directory, h) for h in ("pre-receive", "post-receive")}
+        self.kallithea_hooks = dict((h, os.path.join(self.hook_directory, h)) for h in ("pre-receive", "post-receive"))
 
     def test_hooks_created_if_missing(self):
         """