Use consistent URL format for all client libraries

Change-Id: I75ca0a7faabf9830bc362adb23a84afb0cea056f

Author: kajinamit

README.rst

@@ -72,6 +72,6 @@ We have integration with
 * https://opendev.org/openstack/python-monascaclient (monitoring service)
 * https://opendev.org/openstack/python-zunclient (container management service)
 * https://opendev.org/openstack/python-blazarclient (reservation service)
-* https://opendev.org/openstack/python-octaviaclient.git (Load-balancer service)
-* https://opendev.org/openstack/python-vitrageclient.git (RCA service)
+* https://opendev.org/openstack/python-octaviaclient (Load-balancer service)
+* https://opendev.org/openstack/python-vitrageclient (RCA service)
 * https://opendev.org/openstack/python-ironicclient (baremetal provisioning service)