Fix up templates for application team table:

- add permission check for link to add member to an environment
- import missing macros in read-only version of member table

templates/fragments/applications/edit_team.html

@@ -75,10 +75,12 @@
           {% endfor %}
         </ul>
         <div class="accordion-table__item__action-group">
+          {% if user_can(permissions.ASSIGN_ENVIRONMENT_MEMBER) %}
             <a class="icon-link">
               {{ "portfolios.applications.team_settings.add_to_environment" | translate }}
               {{ Icon("plus") }}
             </a>
+          {% endif %}
           {% if user_can(permissions.DELETE_APPLICATION_MEMBER) %}
             <button
               type="button"

templates/fragments/applications/read_only_team.html

@@ -1,3 +1,5 @@
+{% from "components/toggle_list.html" import ToggleButton, ToggleSection %}
+
 {% for member in team_form.members %}
   {% set user_permissions = [member.permission_sets.perms_team_mgmt, member.permission_sets.perms_env_mgmt, member.permission_sets.perms_del_env] %}