fix ansible-lint errors

roles/swapfile/tasks/enable.yml

@@ -3,45 +3,45 @@
 - name: "Enable | create the swap file"
   block:
     - name: "Enable | stat the swap file"
-      register: this
-      failed_when: not this.stat.exists
+      register: swapfile_this
+      failed_when: not swapfile_this.stat.exists
       ansible.builtin.stat:
-        path: "{{ swap_file_path }}"
+        path: "{{ swapfile_path }}"
         get_checksum: false
         get_mime: false
         get_attributes: false
 
   rescue:
     - name: "Enable | ensure swap file exists"
-      register: swap_file_create
+      register: swapfile_create
       ansible.builtin.command:
-        cmd: "{{ swap_file_create_command }}"
-        creates: "{{ swap_file_path }}"
+        cmd: "{{ swapfile_create_command }}"
+        creates: "{{ swapfile_path }}"
 
     - name: "Enable | set permissions on swap file"
       ansible.builtin.file:
-        path: "{{ swap_file_path }}"
+        path: "{{ swapfile_path }}"
         owner: root
         group: root
         mode: "0600"
 
     - name: "Enable | make swap"  # noqa: no-handler no-changed-when
-      register: mkswap_result
-      when: swap_file_create is changed
+      register: swapfile_mkswap_result
+      when: swapfile_create is changed
       ansible.builtin.command:
-        cmd: mkswap {{ swap_file_path }}
+        cmd: mkswap {{ swapfile_path }}
 
-    - name: "Enable | run swapon on the swap file => '{{ swap_file_path }}'"
+    - name: "Enable | run swapon on the swap file => '{{ swapfile_path }}'"
       when:
-        - mkswap_result is changed
-        - not swap_test_mode
+        - swapfile_mkswap_result is changed
+        - not swapfile_test_mode
       changed_when: false
       ansible.builtin.command:
-        cmd: swapon {{ swap_file_path }}
+        cmd: swapon {{ swapfile_path }}
 
 
-- name: "Set swappiness to '{{ swap_swappiness }}'"
+- name: "Set swappiness to '{{ swapfile_swappiness }}'"
   ansible.posix.sysctl:
     name: vm.swappiness
-    value: "{{ swap_swappiness }}"
+    value: "{{ swapfile_swappiness }}"
     state: present