Install from /opt/stack/new instead of git.o.o

Installing directly from the git url will bypass any depends-on
processing zuul may have done on the dependent repos.

Change-Id: I3dadacf7a855cc4efad701f0a6275d6cd60efd72

Author: emonty

tox.ini

@@ -58,9 +58,9 @@ passenv = OS_*
 setenv = OS_TEST_PATH=./openstackclient/tests/functional
 passenv = OS_*
 commands =
-    pip install -q -U -e "git+https://git.openstack.org/openstack/osc-lib.git#egg=osc_lib"
-    pip install -q -U -e "git+https://git.openstack.org/openstack/python-openstacksdk.git#egg=python_openstacksdk"
-    pip install -q -U -e "git+https://git.openstack.org/openstack/os-client-config.git#egg=os_client_config"
+    pip install -q -U -e /opt/stack/new/osc-lib
+    pip install -q -U -e /opt/stack/new/python-openstacksdk
+    pip install -q -U -e /opt/stack/new/os-client-config
     ostestr {posargs}
 
 [testenv:venv]