Fix Raspbian rol eto run correctly on Ubuntu Ansible host

roles/raspbian/tasks/main.yml

@@ -5,7 +5,7 @@
       ( ansible_facts.architecture is search("arm") and
         ansible_facts.lsb.description is match("[Rr]aspbian.*[Bb]uster") ) or
       ( ansible_facts.architecture is search("aarch64") and
-        ansible_facts.lsb.description is match("Debian.*buster") ) %}true{% else %}false{% endif %}'
+        ansible_facts.lsb.description is match("Debian.*buster") ) %}True{% else %}False{% endif %}'
 
 - name: Activating cgroup support
   lineinfile:
@@ -13,32 +13,27 @@
     regexp: '^((?!.*\bcgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory\b).*)$'
     line: '\1 cgroup_enable=cpuset cgroup_memory=1 cgroup_enable=memory'
     backrefs: true
-  when:
-    - raspbian is true
+  when: raspbian
 
 - name: Flush iptables before changing to iptables-legacy
   iptables:
     flush: true
-  when:
-    - raspbian is true
+  when: raspbian
 
 - name: Changing to iptables-legacy
   alternatives:
     path: /usr/sbin/iptables-legacy
     name: iptables
   register: ip4_legacy
-  when:
-    - raspbian is true
+  when: raspbian
 
 - name: Changing to ip6tables-legacy
   alternatives:
     path: /usr/sbin/ip6tables-legacy
     name: ip6tables
   register: ip6_legacy
-  when:
-    - raspbian is true
+  when: raspbian
 
 - name: Rebooting
   reboot:
-  when:
-    - raspbian is true
+  when: raspbian