arm64: dts: ti: k3-am625-verdin: Add EEPROM compatible fallback

According to the AT24 EEPROM bindings the compatible string should
contain first the actual manufacturer, and second the corresponding
atmel model.

Add the atmel compatible fallback accordingly.

Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
Link: https://lore.kernel.org/r/20250408202655.6329-1-francesco@dolcini.it


Signed-off-by: Nishanth Menon <nm@ti.com>