configs: phycore_am64x_a53_defconfig: Fix GPIO controllers

The phyBOARD-Electra does not include a PCA953x I2C GPIO multiplexer.
Remove this configuration as it is a remnant from another
defconfig, and enable CONFIG_DA8XX_GPIO for the DA8XX DaVinci GPIO
controller instead.

Signed-off-by: Daniel Schultz <d.schultz@phytec.de>
Reviewed-by: Wadim Egorov <w.egorov@phytec.de>
1 file changed