Update become syntax

tasks/timer.yml

@@ -1,5 +1,5 @@
 - name: copy timer files
-  become: yes
+  become: true
   template:
     src: '{{ item.src }}'
     dest: '{{ item.dest }}'
@@ -13,7 +13,7 @@
     - enable weekly timer
 
 - name: copy target files
-  become: yes
+  become: true
   template:
     src: '{{ item.src }}'
     dest: '{{ item.dest }}'
@@ -27,7 +27,7 @@
       }
 
 - name: create target directories
-  become: yes
+  become: true
   file:
     path: '{{ item }}'
     state: directory
@@ -38,7 +38,7 @@
     - '/etc/systemd/system/weekly.target.wants'
 
 - name: add reflector to weekly timer
-  become: yes
+  become: true
   file:
     src: '/usr/lib/systemd/system/reflector.service'
     dest: '/etc/systemd/system/weekly.target.wants/reflector.service'