`I2C` is not working for the ESP32-C2 in release builds

[jessebraham]

This was a known issue when support for this device was merged, but will need to be resolved before we're able to publish a release of esp32c2-hal.

[bjoernQ]

Our driver implementation assumes a FIFO size of 32 bytes but on ESP32-C2 it is 16. Just doing that however still doesn't get the SSD1306 example to work

To make that happen we need to change the driver to continuously fill / read the FIFO