Update docs & upgrade scripts for Rocky

This is not a clean pick - it's been adjusted to cater
to Queens->Rocky rather than Rocky->Stein.

Closes-Bug: #1790158
Change-Id: I37d8c90dedf0cf9e36c913ba7541440b9964e631
(cherry picked from commit 6e8904062f)

doc/source/admin/troubleshooting.rst

@@ -482,9 +482,9 @@ identity problems:
    registry is working.
 
 For an example and more information, see `Verify operation
-<https://docs.openstack.org/glance/queens/install/verify.html>_`.
+<https://docs.openstack.org/glance/rocky/install/verify.html>_`.
 and `Manage Images
-<https://docs.openstack.org/glance/queens/admin/manage-images.html>_`
+<https://docs.openstack.org/glance/rocky/admin/manage-images.html>_`
 
 RabbitMQ issues
 ~~~~~~~~~~~~~~~

doc/source/contributor/periodic-work.rst

@@ -112,7 +112,7 @@ development team by performing one of the following recurring tasks:
     should also be updated, for linking the newly created
     deployment-guide.
 
-    Use the topic ``create-<branchname>`` (e.g: ``create-queens``)
+    Use the topic ``create-<branchname>`` (e.g: ``create-rocky``)
     for future reference.
 
   * Branch all the repos that aren't part of the integrated release
@@ -120,7 +120,7 @@ development team by performing one of the following recurring tasks:
     Manually branched repos need extra
     editions, like updating the .gitreview, or the reno index.
     Please reference previous branch creations by using the
-    appropriate topic in gerrit (e.g.: ``create-queens``).
+    appropriate topic in gerrit (e.g.: ``create-rocky``).
     The previous new branch creation may be different as the
     tooling/process may have evolved, so be aware that the changes
     needed may need to be adapted.

scripts/run-upgrade.sh

@@ -34,10 +34,10 @@ export MAIN_PATH="$(dirname "${SCRIPTS_PATH}")"
 export UPGRADE_PLAYBOOKS="${SCRIPTS_PATH}/upgrade-utilities/playbooks"
 
 # The expected source series name
-export SOURCE_SERIES="pike"
+export SOURCE_SERIES="queens"
 
 # The expected target series name
-export TARGET_SERIES="queens"
+export TARGET_SERIES="rocky"
 
 ## Functions -----------------------------------------------------------------
 

scripts/upgrade-utilities/playbooks/deploy-config-changes.yml

@@ -21,7 +21,7 @@
   vars:
       upgrade_scripts: "{{ playbook_dir }}/../scripts"
       repo_root_dir: "{{ playbook_dir }}/../../../"
-      source_series: "pike"
+      source_series: "queens"
       ansible_python_interpreter: "/usr/bin/python"
   tasks:
       - name: Create an old copy of openstack_deploy