integration tests: remove CentOS conditionals (#11715)

* test(integration): remove CentOS references

* further simplification

* more removals

* rollback systemd_info for now

* ufw: not trivially used with RHEL9 and RHEL10, simplifying tests

* remove tasks for setup_epel where unused

* adjustments from review

tests/integration/targets/supervisorctl/tasks/main.yml

@@ -8,52 +8,46 @@
 # GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-- when:
-    # setuptools is too old on RHEL/CentOS 6 (https://github.com/Supervisor/meld3/issues/23)
-    - ansible_facts.os_family != 'RedHat' or ansible_facts.distribution_major_version|int > 6
-    # For some reason CentOS 7 and OpenSuSE 15 do not work on ansible-core 2.16
-    - ansible_version.minor != 16 or ansible_facts.distribution not in ['CentOS', 'openSUSE Leap']
-  block:
-    - block:
-        - tempfile:
-            state: directory
-            suffix: supervisorctl-tests
-          register: supervisord_sock_path
+- block:
+    - tempfile:
+        state: directory
+        suffix: supervisorctl-tests
+      register: supervisord_sock_path
 
-        - command: 'echo {{ remote_tmp_dir }}'
-          register: echo
-        - set_fact:
-            remote_dir: '{{ echo.stdout }}'
+    - command: 'echo {{ remote_tmp_dir }}'
+      register: echo
+    - set_fact:
+        remote_dir: '{{ echo.stdout }}'
 
-        - include_vars: '{{ item }}'
-          with_first_found:
-            - files:
-                - '{{ ansible_facts.distribution }}.yml'
-                - '{{ ansible_facts.os_family }}.yml'
-                - 'defaults.yml'
+    - include_vars: '{{ item }}'
+      with_first_found:
+        - files:
+            - '{{ ansible_facts.distribution }}.yml'
+            - '{{ ansible_facts.os_family }}.yml'
+            - 'defaults.yml'
 
-        - include_tasks: '{{ item }}'
-          with_first_found:
-            - files:
-                - 'install_{{ ansible_facts.distribution }}.yml' # CentOS
-                - 'install_{{ ansible_facts.os_family }}.yml'    # RedHat
-                - 'install_{{ ansible_facts.system }}.yml'       # Linux
+    - include_tasks: '{{ item }}'
+      with_first_found:
+        - files:
+            - 'install_{{ ansible_facts.distribution }}.yml' # CentOS
+            - 'install_{{ ansible_facts.os_family }}.yml'    # RedHat
+            - 'install_{{ ansible_facts.system }}.yml'       # Linux
 
-        - include_tasks: test.yml
-          with_items:
-            - { username: '', password: '' }
-            - { username: 'testétest', password: 'passéword' } # non-ASCII credentials
-          loop_control:
-            loop_var: credentials
+    - include_tasks: test.yml
+      with_items:
+        - { username: '', password: '' }
+        - { username: 'testétest', password: 'passéword' } # non-ASCII credentials
+      loop_control:
+        loop_var: credentials
 
-      always:
-        - include_tasks: '{{ item }}'
-          with_first_found:
-            - files:
-                - 'uninstall_{{ ansible_facts.distribution }}.yml' # CentOS
-                - 'uninstall_{{ ansible_facts.os_family }}.yml'    # RedHat
-                - 'uninstall_{{ ansible_facts.system }}.yml'       # Linux
+  always:
+    - include_tasks: '{{ item }}'
+      with_first_found:
+        - files:
+            - 'uninstall_{{ ansible_facts.distribution }}.yml' # CentOS
+            - 'uninstall_{{ ansible_facts.os_family }}.yml'    # RedHat
+            - 'uninstall_{{ ansible_facts.system }}.yml'       # Linux
 
-        - file:
-            path: '{{ supervisord_sock_path.path }}'
-            state: absent
+    - file:
+        path: '{{ supervisord_sock_path.path }}'
+        state: absent