Merge pull request #5 from Lullabot/renovate/redis-7.x

Update redis Docker tag to v7

.ddev/docker-compose.redis.yaml

@@ -2,7 +2,7 @@
 services:
   redis:
     container_name: ddev-${DDEV_SITENAME}-redis
-    image: redis:6-bullseye
+    image: redis:7-bullseye
     # These labels ensure this service is discoverable by ddev.
     labels:
       com.ddev.site-name: ${DDEV_SITENAME}