update in template

Author: sentrivana

scripts/split_tox_gh_actions/templates/test_group.jinja

@@ -56,7 +56,7 @@
 
       {% if needs_redis %}
       - name: Start Redis
-        uses: supercharge/redis-github-action@1.8.1
+        uses: supercharge/redis-github-action@2
       {% endif %}
 
       {% if needs_java %}