fix ls arguments for bsd distros

Author: ricardclau

tasks/setup.yml

@@ -4,7 +4,7 @@
   register: ansistrano_releases_path
 
 - name: ANSISTRANO | Get number of releases
-  shell: echo `ls {{ ansistrano_releases_path.stdout }} -1t | wc -l`
+  shell: echo `ls -1t {{ ansistrano_releases_path.stdout }} | wc -l`
   register: ansistrano_versions_count
 
 - name: ANSISTRANO | Check if there is more than one release
@@ -13,11 +13,11 @@
   when: ansistrano_versions_count.stdout|int <= 1
 
 - name: ANSISTRANO | Get current release version
-  shell: echo `ls {{ ansistrano_releases_path.stdout }} -1t | head -n 1`
+  shell: echo `ls -1t {{ ansistrano_releases_path.stdout }} | head -n 1`
   register: ansistrano_current_release_version
 
 - name: ANSISTRANO | Get previous releases version
-  shell: echo `ls {{ ansistrano_releases_path.stdout }} -1t | head -n 2 | tail -n 1`
+  shell: echo `ls -1t {{ ansistrano_releases_path.stdout }} | head -n 2 | tail -n 1`
   register: ansistrano_previous_release_version
 
 - name: ANSISTRANO | Get release path