fixed lint

.yamllint

@@ -5,6 +5,9 @@ rules:
   line-length:
     max: 180
     level: warning
+  indentation:
+    spaces: 2
+    indent-sequences: consistent
 
 ignore: |
   .github/stale.yml

tasks/setup-RedHat.yml

@@ -9,22 +9,22 @@
 
   - block:
 
-      - name: Enable DNF module for CentOS 8.3+.
-        shell: |
-          dnf config-manager --set-enabled powertools
-        register: dnf_module_enable
-        changed_when: false
+    - name: Enable DNF module for CentOS 8.3+.
+      shell: |
+        dnf config-manager --set-enabled powertools
+      register: dnf_module_enable
+      changed_when: false
 
-        when: ansible_facts['distribution_version'] is version('8.3', '>=')
+      when: ansible_facts['distribution_version'] is version('8.3', '>=')
 
-      - name: Enable DNF module for CentOS 8.0–8.2.
-        shell: |
-          dnf config-manager --set-enabled PowerTools
-        register: dnf_module_enable
-        changed_when: false
+    - name: Enable DNF module for CentOS 8.0–8.2.
+      shell: |
+        dnf config-manager --set-enabled PowerTools
+      register: dnf_module_enable
+      changed_when: false
 
     when: ansible_facts['distribution_version'] is version('8.2', '<=')
 
   when:
-    - ansible_distribution == 'CentOS'
-    - ansible_distribution_major_version | int >= 8
+  - ansible_distribution == 'CentOS'
+  - ansible_distribution_major_version | int >= 8