Update rendered example

example/immich.nomad.hcl

@@ -237,10 +237,7 @@ _EOT
 
     }
 
-    # vim: syntax=hcl
-    # This is a generic, small and reusable redis task
-    # It provides no data persistance
-
+    # Local redis instance
     task "redis" {
       driver = "docker"
       user   = 6379
@@ -253,6 +250,7 @@ _EOT
       config {
         image           = "redis:alpine"
         readonly_rootfs = true
+        force_pull      = true
         args            = ["/local/redis.conf"]
       }