Version 0.21.2

Use a less aggressive version of the fix for BT proxy to get a more stable connection.
Thanks to @beiarn for the debugging work.

Version 0.20.1

New attempt to fix the GWY-01 problem

Version 0.20.0

This version should work with the latest plejd firmware and ESPhome BT proxy.

Should also fix an error if you have a GGWY-01 device.