i3c: Remove superfluous FIXME

I2C adapters can already change timeout and retry parameters via IOCTL.
This allows for better tuning to workloads compared to per-adapter
defaults. So, the FIXME is not needed.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20250923203557.18298-2-wsa+renesas@sang-engineering.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Author: Wolfram Sang

drivers/i3c/master.c

@@ -2564,8 +2564,6 @@ static int i3c_master_i2c_adapter_init(struct i3c_master_controller *master)
 	adap->owner = master->dev.parent->driver->owner;
 	adap->algo = &i3c_master_i2c_algo;
 	strscpy(adap->name, dev_name(master->dev.parent), sizeof(adap->name));
-
-	/* FIXME: Should we allow i3c masters to override these values? */
 	adap->timeout = HZ;
 	adap->retries = 3;