Update (git|review).openstack.org links to opendev

This updates links going to git.openstack.org and review.openstack.org
to go to their respective opendev locations to avoid redirects.

Change-Id: I78e3bb5303718962f591117f9c0ee11f2314b128
Closes-Bug: #1833256
diff --git a/doc/source/guides/devstack-with-lbaas-v2.rst b/doc/source/guides/devstack-with-lbaas-v2.rst
index db138ae..07a9bb3 100644
--- a/doc/source/guides/devstack-with-lbaas-v2.rst
+++ b/doc/source/guides/devstack-with-lbaas-v2.rst
@@ -19,7 +19,7 @@
 
 ::
 
-    git clone https://git.openstack.org/openstack-dev/devstack
+    git clone https://opendev.org/openstack/devstack
     cd devstack/tools
     sudo ./create-stack-user.sh
     cd ../..
@@ -35,9 +35,9 @@
 ::
 
     [[local|localrc]]
-    enable_plugin octavia https://git.openstack.org/openstack/octavia
+    enable_plugin octavia https://opendev.org/openstack/octavia
     # If you are enabling horizon, include the octavia dashboard
-    # enable_plugin octavia-dashboard https://git.openstack.org/openstack/octavia-dashboard.git
+    # enable_plugin octavia-dashboard https://opendev.org/openstack/octavia-dashboard.git
     # If you are enabling barbican for TLS offload in Octavia, include it here.
     # enable_plugin barbican https://github.com/openstack/barbican.git