2.8.0

What's Changed

• convert to using LittleFS library by @sumnerboy12 in #60
• add 5m timeout to captive portal by @sumnerboy12 in #61
• implement helpers for publishing home assistant discovery config by @sumnerboy12 in #63
• allow telemetry data to be used for home assistant sensors by @sumnerboy12 in #64
• re-organise home assistant discovery config helpers by @sumnerboy12 in #65
• remove all home assistant self-discovery config changes by @sumnerboy12 in #66
• upgrade to ArduinoJson v7 by @sumnerboy12 in #67

Full Changelog: 2.7.0...2.8.0