build: update jinja template to run npm webpack and compile-sass

Author: UsamaSadiq

playbooks/roles/edxapp/templates/edx/bin/edxapp-update-assets.j2

@@ -8,7 +8,7 @@ sudo -E -H -u {{ edxapp_user }} \
 {% endfor %}
 {% else %}
 sudo -E -H -u {{ edxapp_user }} \
-    env "PATH=$PATH" "STATIC_ROOT_LMS=/edx/var/edxapp/staticfiles" "STATIC_ROOT_CMS=/edx/var/edxapp/staticfiles/studio" \
-    npm run build && {{ edxapp_venv_bin }}/python manage.py lms collectstatic --noinput --settings=$EDX_PLATFORM_SETTINGS && {{ edxapp_venv_bin }}/python manage.py cms collectstatic --noinput --settings=$EDX_PLATFORM_SETTINGS
+    env "PATH=$PATH" "STATIC_ROOT=/edx/var/edxapp/staticfiles" "STATIC_ROOT_LMS=/edx/var/edxapp/staticfiles" "STATIC_ROOT_CMS=/edx/var/edxapp/staticfiles/studio" \
+    npm run webpack && npm run compile-sass && npm run build && {{ edxapp_venv_bin }}/python manage.py lms collectstatic --noinput --settings=$EDX_PLATFORM_SETTINGS && {{ edxapp_venv_bin }}/python manage.py cms collectstatic --noinput --settings=$EDX_PLATFORM_SETTINGS
 {% endif %}