debian: use wcs-manage to run hobo_deploy (#83658)

debian/wcs.postinst

@@ -3,11 +3,9 @@
 set -e
 
 NAME=wcs
-DAEMON=/usr/bin/wcsctl
 USER=$NAME
 GROUP=$NAME
 CONFIG_DIR=/etc/wcs
-CONFIG_FILE=/etc/wcs/wcs.cfg
 MANAGE_SCRIPT="/usr/bin/$NAME-manage"
 
 # Read config file if it is present.
@@ -16,12 +14,6 @@ then
   . /etc/default/$NAME
 fi
 
-if [ $CONFIG_FILE ]; then
-    COMMAND="$DAEMON -f $CONFIG_FILE"
-else
-    COMMAND="$DAEMON"
-fi
-
 case "$1" in
   configure)
 
@@ -49,7 +41,7 @@ case "$1" in
   ;;
 
   triggered)
-    su -s /bin/sh -c "$COMMAND hobo_deploy --redeploy" $USER
+    su -s /bin/sh -c "$MANAGE_SCRIPT hobo_deploy --redeploy" $USER
     su -s /bin/sh -c "$MANAGE_SCRIPT collectstatic" $USER
     exit 0
   ;;