Disabled password managers for chromium and firefox, due to keepassxc support

roles/pc-browser-firefox/templates/policies.json.j2

@@ -6,7 +6,8 @@
             "{{ plugin }}"{% if not loop.last %},{% endif %}
           {% endfor %}
         ]
-      }
+      },
+      "DisablePasswordManager": true
     }
   }