flake8: Fix E721 check failures.

E721: "do not compare types, for exact checks use `is` / `is not`, for
instance checks use `isinstance()`"

This fixes `make flake8-check` target when running with
pycodestyle>=1.2.

Acked-by: Eelco Chaudron <echaudro@redhat.com>
Signed-off-by: Ihar Hrachyshka <ihrachys@redhat.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>

python/ovs/jsonrpc.py

@@ -377,7 +377,7 @@ class Session(object):
         self.stream = None
         self.pstream = None
         self.seqno = 0
-        if type(remotes) != list:
+        if type(remotes) is not list:
             remotes = [remotes]
         self.remotes = remotes
         random.shuffle(self.remotes)