Update nginx.conf

Author: ra-sun-god

deploy/nginx.conf

@@ -86,7 +86,6 @@ limit_req_zone $binary_remote_addr zone=stellarforge_app:10m rate=50r/s;
 client_max_body_size 25M;
 
 # ─── Local file I/O tuning (error pages, static assets) ───────
-sendfile on;
 tcp_nopush on;
 tcp_nodelay on;