sync roles with changes from OWS

roles/postgresql/tasks/postgresql.yml

@@ -1,4 +1,15 @@
 ---
+
+- name: Set architecture alias
+  set_fact:
+    architecture_alias: "amd64"  # noqa: var-naming[no-role-prefix]
+  when: ansible_architecture == "x86_64"
+
+- name: Set architecture alias
+  set_fact:
+    architecture_alias: "arm64"  # noqa: var-naming[no-role-prefix]
+  when: ansible_architecture == "aarch64"
+
 - name: Add PostgreSQL GPG apt key
   apt_key:
     url: https://www.postgresql.org/media/keys/ACCC4CF8.asc
@@ -7,7 +18,7 @@
 
 - name: Add PostgreSQL Repository
   apt_repository:
-    repo: "deb [arch={{ deb_architecture }} signed-by=/usr/share/keyrings/apt.postgresql.org.gpg] \
+    repo: "deb [arch={{ architecture_alias }} signed-by=/usr/share/keyrings/apt.postgresql.org.gpg] \
           http://apt.postgresql.org/pub/repos/apt {{ ansible_distribution_release }}-pgdg main"
     state: present
     update_cache: true
@@ -46,5 +57,5 @@
     rules_behavior: combine
     contype: host
     # custom rules
-    rules: "{{ pgsql_client_auth }}"
+    rules: "{{ pgsql_client_auth }}" # noqa: args
   notify: Reload postgresql