ssh: fix LXC name parsing in deploy-keys.sh (Lock column edge case)

hosts/apps.yaml

@@ -38,7 +38,7 @@ services_hosted:
   port: 9810
   systemd_unit: homelab-mcp
   public_host: mcp.hubris.network
-  endpoint: https://mcp.hubris.network/sse
+  endpoint: https://mcp.hubris.network
   note: MCP server. Read-only context + management. Reachable on the LAN via Caddy and from off-LAN via
     Netbird (192.168.8.0/24 is a network resource routed through hubris).
 - name: secrets_issuance
@@ -51,5 +51,5 @@ services_hosted:
 age_pubkey: age1duyl8mkpgu80uv934dy8q7enqjms6yvdz264hme8uryuxmvvqesq6rusq0
 see_also:
 - containers/105-apps.md
-mcp_endpoint: https://mcp.hubris.network/sse
+mcp_endpoint: https://mcp.hubris.network
 secrets_issuance_endpoint: https://secrets.hubris.network/issue