0.108.4

• Fix #33995 Use "now" if departure is None (@eifinger - #34017) (here_travel_time docs)
• Fix nexia fan and hold modes for XL824 thermostats (@bdraco - #34042) (nexia docs)
• Handle all zero serial numbers in NUT (@bdraco - #34045) (nut docs)
• UniFi - Fix unit of measurement from B to MB (@Kane610 - #34091) (unifi docs)
• Fix Daikin sensor temperature_unit & cleanup (@fredrike - #34116) (daikin docs)
• Bump pyIntesisHome to 1.7.3 (@jnimmo - #34125) (intesishome docs)
• Fix deprecated icon/username logic in Slack (@bachya - #34156) (slack docs)
• Improve rounding the light level conversion in Lutron Caseta (@swails - #34167) (lutron_caseta docs)
• Fix z-wave brightness off by one (@bdraco - #34170) (zwave docs)
• Increase timeout and log the url of the elkm1 system that time… (@bdraco - #34172) (elkm1 docs)
• Convert sense to use DataUpdateCoordinator for trends data (@bdraco - #34160) (sense docs)