fix some ansible 2.8 deprecation warnings

tasks/install.yml

@@ -39,13 +39,13 @@
       copy:
         content: "{{ homeassistant_cmdline_content }}"
         dest: /boot/cmdline.txt
-      when: homeassistant_cmdline_override_enabled
+      when: homeassistant_cmdline_override_enabled | bool
 
     - name: Exclude serial devices from ModemManager
       template:
         src: "etc/udev/rules.d/99-mm-disable.rules.j2"
         dest: "/etc/udev/rules.d/99-mm-disable.rules"
-      when: homeassistant_exclude_modemmanager
+      when: homeassistant_exclude_modemmanager | bool
       notify: __udev_reload
 
     - name: Copy systemd unit file
@@ -64,6 +64,6 @@
       loop: "{{ homeassistant_open_ports }}"
       loop_control:
         label: "{{ item.name }}"
-      when: homeassistant_iptables_enabled
+      when: homeassistant_iptables_enabled | bool
   become: True
   become_user: root

tasks/main.yml

@@ -2,8 +2,8 @@
 - import_tasks: prepare.yml
 - import_tasks: install.yml
 - import_tasks: tls.yml
-  when: homeassistant_tls_enabled
+  when: homeassistant_tls_enabled | bool
   tags: tls_renewal
 - import_tasks: nginx.yml
-  when: homeassistant_nginx_vhost_enabled
+  when: homeassistant_nginx_vhost_enabled | bool
 - import_tasks: post_tasks.yml

tasks/nginx.yml

@@ -12,7 +12,7 @@
         label: "{{ item.dest }}"
       notify: __nginx_reload
   delegate_to: "{{ homeassistant_nginx_server }}"
-  when: homeassistant_nginx_tls_enabled
+  when: homeassistant_nginx_tls_enabled | bool
   become: True
   become_user: root
   tags: tls_renewal
@@ -42,7 +42,9 @@
         name: allow_homeassistant_nginx_proxy
         state: present
         rules: "-A OUTPUT -m state --state NEW -p tcp -d {{ homeassistant_nginx_proxy_url | urlsplit('hostname') }} --dport {{ homeassistant_nginx_proxy_url | urlsplit('port') }} -j ACCEPT"
-      when: homeassistant_nginx_iptables_enabled and (not homeassistant_nginx_server == inventory_hostname or not homeassistant_nginx_server == "localhost")
+      when:
+        - homeassistant_nginx_iptables_enabled | bool
+        - (not homeassistant_nginx_server == inventory_hostname or not homeassistant_nginx_server == "localhost")
   delegate_to: "{{ homeassistant_nginx_server }}"
   become: True
   become_user: root