Update the invalid links in docs

The url doc links in these docs are out of date.
Replace them with the right ones according to the OpenStack websites.

Change-Id: Id926217242ead902968a3261f7330890785f133c

CONTRIBUTING.rst

@@ -25,7 +25,7 @@ Submitting code
 
 Changes to the project should be submitted for review via the Gerrit
 tool, following the workflow documented at:
-"http://docs.openstack.org/infra/manual/developers.html#development-workflow"
+"https://docs.openstack.org/infra/manual/developers.html#development-workflow"
 
 Pull requests submitted through GitHub will be ignored and closed
 without regard.

README.rst

@@ -2,8 +2,8 @@
 Team and repository tags
 ========================
 
-.. image:: http://governance.openstack.org/badges/openstack-ansible-os_ironic.svg
-    :target: http://governance.openstack.org/reference/tags/index.html
+.. image:: https://governance.openstack.org/tc/badges/openstack-ansible-os_ironic.svg
+    :target: https://governance.openstack.org/tc/reference/tags/index.html
 
 .. Change things from this point on
 
@@ -18,4 +18,4 @@ Documentation for the project can be found at:
   https://docs.openstack.org/openstack-ansible-os_ironic/latest
 
 The project home is at:
-  http://launchpad.net/openstack-ansible
+  https://launchpad.net/openstack-ansible

doc/source/configure-ironic.rst

@@ -135,7 +135,7 @@ Creating an ironic flavor
 
    Ensure the flavor and nodes match when enrolling into ironic.
    See the documentation on flavors for more information:
-   http://docs.openstack.org/openstack-ops/content/flavors.html
+   https://docs.openstack.org/nova/queens/admin/flavors.html
 
 After successfully deploying the ironic node on subsequent boots, the instance
 boots from your local disk as first preference. This speeds up the deployed