Update documentation for RHEL 8 and 9, and run tests on newer OSes.

Author: geerlingguy

.github/workflows/ci.yml

@@ -41,9 +41,9 @@ jobs:
     strategy:
       matrix:
         distro:
-          - rockylinux8
-          - ubuntu1804
-          - debian10
+          - rockylinux9
+          - ubuntu2204
+          - debian11
 
     steps:
       - name: Check out the codebase.

meta/main.yml

@@ -7,7 +7,7 @@ galaxy_info:
   description: Security software installation and configuration.
   company: "Midwestern Mac, LLC"
   license: "license (BSD, MIT)"
-  min_ansible_version: 2.4
+  min_ansible_version: 2.9
   platforms:
     - name: EL
       versions:

tasks/autoupdate-RedHat.yml

@@ -1,5 +1,5 @@
 ---
-- name: Set correct automatic update utility vars (RHEL 8).
+- name: Set correct automatic update utility vars (RHEL >= 8).
   set_fact:
     update_utility: dnf-automatic
     update_service: dnf-automatic-install.timer