fix: chk_script name

templates/keepalived.conf.j2

@@ -5,7 +5,7 @@ global_defs {
   vrrp_skip_check_adv_addr
 }
 
-vrrp_script chk_{{ keepalived_chk_service }} {
+vrrp_script chk_script {
   script "/usr/bin/pgrep {{ keepalived_chk_service }}"
   interval 1
   weight   2
@@ -36,6 +36,6 @@ vrrp_instance VI_1 {
   }
 
   track_script {
-    chk_haproxy
+    chk_script
   }
 }