Update grocy-install.sh

setup/grocy-install.sh

@@ -114,5 +114,5 @@ msg_ok "Customized Container"
 msg_info "Cleaning up"
 apt-get autoremove >/dev/null
 apt-get autoclean >/dev/null
-rm -rf /var/{cache,log}/* /var/lib/apt/lists/* /root/latest
+rm -rf /root/latest
 msg_ok "Cleaned"