update: rename filedir to work with new version of leaf

sys-apps/systemd/30-systemd-daemon-reload-system.HOOK

@@ -0,0 +1,14 @@
+target=(/usr/lib/systemd/system/*)
+triggers=("install" "remove")
+operation(){
+  if systemd-detect-virt --chroot; then
+    echo >&2 "  Skipped: Running in chroot."
+    exit 0
+  fi
+  if ! systemd-notify --booted; then
+    echo >&2 "  Skipped: Current root is not booted."
+    exit 0
+  fi
+
+  /usr/bin/systemctl --system daemon-reload
+}