fix: declare and install ansible.posix collection dependency

tasks/configure.yml uses ansible.posix.sysctl but the collection was
never declared or installed, breaking syntax-check CI and any role
consumer without the collection already present.

fixes #59

Author: mrlesmithjr

.github/workflows/default.yml

@@ -64,6 +64,9 @@ jobs:
       - name: Check Ansible version
         run: ansible --version
 
+      - name: Install required collections
+        run: ansible-galaxy collection install ansible.posix
+
       - name: Create ansible.cfg with correct roles_path
         run: printf '[defaults]\nroles_path=../' >ansible.cfg
 

meta/main.yml

@@ -19,3 +19,6 @@ galaxy_info:
     - networking
 
 dependencies: []
+
+collections:
+  - ansible.posix