v5.6 arduino-i2c-scd4x, plotly and ESP32 version update

What's Changed

• arduino-i2c-scd4x 1.0.0 support by @dereckhall in #29
• Enable an update to esp32 version 3.2.0 https://github.com/espressif/arduino-esp32/releases/tag/3.2.0
• Website: plotly uprev and remove 0 values

New Contributors

• @dereckhall made their first contribution in #29

Full Changelog: v5.5...v5.6