Depend on pymacaroons >= 0.13.0 instead on pymacaroons-pynacl

Since 0.13.0, pymacaroons works correctly with pynacl, so there
isn’t any more reason to depend on an outdated pynacl fork.

Signed-off-by: Andrej Shadura <andrew.shadura@collabora.co.uk>

synapse/python_dependencies.py

@@ -52,7 +52,7 @@ REQUIREMENTS = [
     "pillow>=3.1.2",
     "sortedcontainers>=1.4.4",
     "psutil>=2.0.0",
-    "pymacaroons-pynacl>=0.9.3",
+    "pymacaroons>=0.13.0",
     "msgpack>=0.5.0",
     "phonenumbers>=8.2.0",
     "six>=1.10",