Update docker.io/library/redis Docker tag to v8

docker-compose.yml

@@ -10,7 +10,7 @@ include:
   - pihole/docker-compose.yml
   - pingvin/docker-compose.yml
   - pocketid/docker-compose.yml
-#  - spliit/docker-compose.yml migrated to k8s
+  - spliit/docker-compose.yml
   - shlink/docker-compose.yml
   - synapse/docker-compose.yml
 #  - updater/docker-compose.yml

paperless/docker-compose.yml

@@ -1,6 +1,6 @@
 services:
   broker:
-    image: docker.io/library/redis:7
+    image: docker.io/library/redis:8
     restart: always
     volumes:
       - ${PAPERLESS_REDIS_DATA_DIR}:/data