Switch MariaDB to archive.mariadb.org

Previous repository mirror.mariadb.org contains only last 2 releases
of MariaDB. Rest are preserved in archive.mariadb.org.

We should use this repo to be able to install specific version[1]

[1] https://mariadb.com/kb/en/installing-mariadb-deb-files/#pinning-the-mariadb-repository-to-a-specific-minor-release

Change-Id: I1ece14502bb98041bca0e7589d4c0fe7511fa0c7

defaults/main.yml

@@ -48,7 +48,7 @@ galera_major_version: 11.4
 galera_minor_version: 5
 
 # Set the URL for the MariaDB repository
-galera_repo_host: "mirror.mariadb.org"
+galera_repo_host: "archive.mariadb.org"
 galera_repo_url: "{{ _galera_repo_url }}"
 
 # Set the repo information for the MariaDB repository

releasenotes/notes/archive_mariadb-2c04a473b25a3bbb.yaml

@@ -0,0 +1,11 @@
+---
+fixes:
+  - |
+    With change of policy regarding stored versions of MariaDB in
+    ``mirror.mariadb.org``, currently pinned MariaDB versions were removed
+    from the repo.
+    With a switch to ``archive.mariadb.org``, this should resolve failing
+    installation for MariaDB.
+other:
+  - |
+    Mirror for MariaDB has been switched to ``archive.mariadb.org``

vars/debian.yml

@@ -76,7 +76,7 @@ galera_debconf_items:
 
 # Repositories
 _galera_repo_url: >-
-  https://{{ galera_repo_host }}/repo/{{ galera_major_version }}/{{ ansible_facts['distribution'] | lower }}
+  https://{{ galera_repo_host }}/repo/{{ galera_major_version }}.{{ galera_minor_version }}/{{ ansible_facts['distribution'] | lower }}
 
 _galera_repo:
   - name: "MariaDB"

vars/redhat.yml

@@ -70,7 +70,7 @@ galera_server_upgrade_packages_remove:
   - "{{ galera_mariadb_server_package }}"
 
 _galera_repo_url: >-
-  https://{{ galera_repo_host }}/yum/{{ galera_major_version }}/rhel/$releasever/{{
+  https://{{ galera_repo_host }}/yum/{{ galera_major_version }}.{{ galera_minor_version }}/rhel/$releasever/{{
     galera_architecture_mapping[ansible_facts['architecture']] }}
 
 _galera_repo: