spi: xcomm: remove i2c_set_clientdata()

i2c_get_clientdata() is not being called anywhere so that we do not need
to set clientdata.

Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://patch.msgid.link/20240705-dev-spi-xcomm-gpiochip-v2-3-b10842fc9636@analog.com
Signed-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-xcomm.c

@@ -261,7 +261,6 @@ static int spi_xcomm_probe(struct i2c_client *i2c)
 	host->flags = SPI_CONTROLLER_HALF_DUPLEX;
 	host->transfer_one_message = spi_xcomm_transfer_one;
 	host->dev.of_node = i2c->dev.of_node;
-	i2c_set_clientdata(i2c, host);
 
 	ret = devm_spi_register_controller(&i2c->dev, host);
 	if (ret < 0)