Use '-f' with update-rc.d in scriptlets

man:update-rc.d(8) says:
  -f     Force removal of symlinks even if /etc/init.d/name still exists

And that's exactly our case.

Ticket: ENT-3385
Changelog: None

Author: vpodzime

packaging/common/cfengine-hub/preremove.sh

@@ -12,7 +12,7 @@ case "`os_type`" in
     chkconfig --del cfengine3
     ;;
   debian)
-    update-rc.d cfengine3 remove
+    update-rc.d -f cfengine3 remove
     ;;
 esac
 

packaging/common/cfengine-non-hub/postremove.sh

@@ -3,7 +3,7 @@ case `os_type` in
     #
     # Unregister CFEngine initscript.
     #
-    /usr/sbin/update-rc.d cfengine3 remove
+    /usr/sbin/update-rc.d -f cfengine3 remove
     ;;
 esac
 

packaging/common/cfengine-non-hub/preinstall.sh

@@ -35,7 +35,7 @@ esac
 case `os_type` in
   debian)
     if [ -x /etc/init.d/cfengine3 ]; then
-      /usr/sbin/update-rc.d cfengine3 remove
+      /usr/sbin/update-rc.d -f cfengine3 remove
     fi
     ;;
 esac