refactor(configuration): add platform_config dict and replace is_rhel/is_debian with os_family lookups

roles/configuration/tasks/locales.yml

@@ -14,7 +14,7 @@
 - name: Setup locales
   block:
     - name: Configure locale.gen
-      when: not is_rhel | bool
+      when: _configuration_platform.locale_gen
       ansible.builtin.lineinfile:
         dest: /mnt/etc/locale.gen
         regexp: "{{ item.regex }}"
@@ -25,7 +25,7 @@
         label: "{{ item.line }}"
 
     - name: Generate locales
-      when: not is_rhel | bool
+      when: _configuration_platform.locale_gen
       ansible.builtin.command: "{{ chroot_command }} /usr/sbin/locale-gen"
       register: configuration_locale_result
       changed_when: configuration_locale_result.rc == 0