systemd: use TERM as default stop signal.

rpm/SOURCES/nginx.service

diff --git a/rpm/SOURCES/nginx.service b/rpm/SOURCES/nginx.service
index 7c8d526..0da9c44 100644
--- a/rpm/SOURCES/nginx.service
+++ b/rpm/SOURCES/nginx.service
@@ -10,7 +10,7 @@
 ExecStartPre=/usr/sbin/nginx -t -c /etc/nginx/nginx.conf
 ExecStart=/usr/sbin/nginx -c /etc/nginx/nginx.conf
 ExecReload=/bin/kill -s HUP $MAINPID
-ExecStop=/bin/kill -s QUIT $MAINPID
+ExecStop=/bin/kill -s TERM $MAINPID
  
 [Install]
 WantedBy=multi-user.target