[Feature Request] Change I2C Address Support

[wickedbeernut]

Please add support for the Python equivalent of the SparkFun_Qwiic_Relay_Arduino_Library changeAddress function,

https://github.com/sparkfun/SparkFun_Qwiic_Relay_Arduino_Library/blob/master/src/SparkFun_Qwiic_Relay.cpp

[malcolm-sparkfun]

Adressed by this branch: . Not yet validated.