fix: resolve yamllint errors

- Fix line length in meta/argument_specs.yml (wrap long description)
- Remove extra blank lines in molecule/default/collections.yml
- Fix line lengths in tasks/main.yml (wrap long messages)
- Remove trailing spaces from tasks/main.yml
- Ensure all YAML files pass yamllint with relaxed profile

molecule/default/collections.yml

@@ -4,4 +4,3 @@ collections:
   - name: ansible.posix
   - name: community.crypto
   - name: community.general
-