This adds the I2C scanner code as a community module.

It can be integrated into your keymap by adding the following to your keymap.json:

{
    "modules": ["drashna/i2c_scanner"]
}

• i2c_scanner_set_enabled(bool enable) - Enables or disables the i2c scanner, in case you don't want to constantly print to console.
• i2c_scanner_get_enabled() - Returns the enabled/disabled state of the i2c scanner.