Change become arguments to boolean

Changed all 'become: ' values from 'yes' to 'true' to satisfy the schema
(and also make the lsp shut up).

roles/caddy/tasks/main.yml

@@ -27,14 +27,14 @@
     compose:
       - "{{ caddy_stack.compose }}"
   when: caddy_stack is defined
-  become: yes
+  become: true
   tags:
     - docker-swarm
 
 - name: Get caddy container info
   ansible.builtin.command:
     cmd: docker ps -q -f name={{ caddy_stack.name }}
-  become: yes
+  become: true
   # bringing up the container takes some time, we have to wait
   until: caddy_container_info['rc'] == 0 and caddy_container_info['stdout'] | length >= 1
   retries: 5
@@ -53,7 +53,7 @@
     container: "{{ caddy_container_id }}"
     command: >
       apk add curl
-  become: yes
+  become: true
   register: result
   changed_when: "'Installing' in result.stdout"
 
@@ -62,7 +62,7 @@
     container: "{{ caddy_container_id }}"
     command: >
       curl localhost:2019/config/
-  become: yes
+  become: true
   until: result.rc == 0
   when: caddy_use_api == True
   changed_when: False