fix pre-commit complaints

roles/webhook/molecule/default/prepare.yml

@@ -26,10 +26,11 @@
         shell: /sbin/nologin
         system: true
         state: present
-    
+
     - name: Récupération du dépôt git de webhook
       git:
         repo: https://github.com/adnanh/webhook.git
         dest: /var/www/webhook/dist
         single_branch: true
+        version: master
       become_user: webhook