drivers: i2c: Add driver for smartbond DA1469x device family

This adds the i2c driver for the Renesas SmartBond(tm) MCU family.
It supports blocking transfers and callback transfers.
Currently only supports controller mode.

Co-authored-by: Stan Geitel <stan@geitel.nl>

Signed-off-by: Ben Lauret <ben.lauret.wm@renesas.com>