2021.10.0b3

• Fix vicare binary sensor (@crazyfx1 - #56912)
• Set unique id while SSDP discovery of Synology DSM (@mib1185 - #56914)
• Address beta review comments for WattTime (@bachya - #56919)
• Bump pynws: fix unit code bug (@MatthewFlamm - #56923)
• Fix Switchbot unsupported SB types (@RenierM26 - #56928)
• Fix Unable to serialize to JSON error in Xiaomi Miio (@bieniu - #56929)
• Add DHCP support for TPLink KL430, KP115 (@bdraco - #56932)
• Update pypoint to use v5 of backend API (@fredrike - #56934)
• Bump PyFlume to 0.6.5 to fix compat with new JWT (@bdraco - #56936)
• Shelly add sleep_period to log for easier debugging (@chemelli74 - #56949)
• Add dhcp discovery for TPLink EP10 (@bdraco - #56955)
• Update frontend to 20211002.0 (@bramkragten - #56963)