Save timers to config

1 job for experimental/iotwebconfig_update in 1 minute and 46 seconds (queued for 2 minutes and 2 seconds)
Name Stage Failure
failed
job Build
========================= [FAILED] Took 26.85 seconds =========================

Environment Status Duration
------------- -------- ------------
esp8266 SUCCESS 00:00:58.928
esp32 FAILED 00:00:26.855
==================== 1 failed, 1 succeeded in 00:01:25.783 ====================
Cleaning up file based variables
ERROR: Job failed: exit code 1