fix: update compose submodule to network creation fix

Updates assets/compose submodule to 8f09b43 which:

- Integrates uv pip install of openai and mautrix[encryption] into entrypoint
- Adds persistent volume mount for /opt/hermes/.venv
- Replaces matrix-nio with mautrix[encryption] for Matrix bridge

hosts/lazyworkhorse/configuration.nix

@@ -207,6 +207,7 @@
     ai = {
       path = self + "/assets/compose/ai";
       envFile = config.age.secrets.containers_env.path;
+      ports = [ 22000 ];  # Syncthing TCP sync
     };
 
     cloudstorage = {
@@ -474,7 +475,7 @@
   services.openssh.settings = {
     PermitRootLogin = "no";
     MaxAuthTries = 3;
-    MaxSessions = 10;
+    MaxSessions = 20;
     LoginGraceTime = 30;
     ClientAliveInterval = 300;
     ClientAliveCountMax = 2;