Replace git.openstack.org with opendev.org

This patch replaces git.openstack.org with opendev.org as redirection
from old path was enabled.
Also we change upper constraints url due to [1]

[1] http://lists.openstack.org/pipermail/openstack-discuss/2019-May/006478.html

Change-Id: Id6fc2021367bda6650b419e7855c99b4e795720d

defaults/main.yml

@@ -36,9 +36,9 @@ tacker_service_setup_host_python_interpreter: "{{ openstack_service_setup_host_p
 tacker_package_state: "latest"
 tacker_pip_package_state: "latest"
 
-tacker_git_repo: https://git.openstack.org/openstack/tacker
+tacker_git_repo: https://opendev.org/openstack/tacker
 tacker_git_install_branch: master
-tacker_upper_constraints_url: "{{ requirements_git_url | default('https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt?h=' ~ requirements_git_install_branch | default('master')) }}"
+tacker_upper_constraints_url: "{{ requirements_git_url | default('https://releases.openstack.org/constraints/upper/' ~ requirements_git_install_branch | default('master')) }}"
 tacker_git_constraints:
   - "git+{{ tacker_git_repo }}@{{ tacker_git_install_branch }}#egg=tacker"
   - "--constraint {{ tacker_upper_constraints_url }}"

releasenotes/source/conf.py

@@ -64,7 +64,7 @@ title = 'OpenStack-Ansible Release Notes: ' + role_name + 'role'
 
 # The link to the browsable source code (for the left hand menu)
 oslosphinx_cgit_link = (
-    "https://git.openstack.org/cgit/openstack/{}".format(target_name)
+    "https://opendev.org/openstack/{}".format(target_name)
 )
 
 # Release notes do not need a version number in the title, they

tox.ini

@@ -7,7 +7,7 @@ envlist = docs,linters,functional
 [testenv]
 usedevelop = True
 install_command =
-    pip install -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/master/upper-constraints.txt} {opts} {packages}
+    pip install -c{env:UPPER_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master} {opts} {packages}
 commands =
     /usr/bin/find . -type f -name "*.pyc" -delete
 passenv =