changed to manual addon installation

salt/states/files/install_firefox_addon

@@ -1,13 +1,11 @@
 #!/bin/bash
 set -aeo pipefail
 
-{% for name, args in pillar['firefox']['addons'].items() %}
+{% for name, url in pillar['firefox']['addons'].items() %}
 if [[ $(grep -oP '(?<=\},\"name\":\"){{ name }}' {{ salt['user.info']( pillar['username'] ).home }}/.mozilla/firefox/*.default*/addons.json) ]]; then
     printf "{{ name }} is already installed\n"
 else
     printf "installing {{ name }}\n"
-    curl -sLo /tmp/{{ args['name'] }} {{ args['url'] }}
-    firefox /tmp/{{ args['name'] }}
-    rm /tmp/{{ args['name'] }}
+    firefox {{ url }}
 fi
 {% endfor %}