Input: cyttsp - drop redundant input_dev->dev.parent assignment

devm_input_allocate_device() already initializes input_dev->dev.parent
to the supplied parent device, so the explicit assignment in
cyttsp_probe() is redundant. Remove it.

Assisted-by: LLM
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/touchscreen/cyttsp_core.c

diff --git a/drivers/input/touchscreen/cyttsp_core.c b/drivers/input/touchscreen/cyttsp_core.c
index 012dfca..b535e38 100644
--- a/drivers/input/touchscreen/cyttsp_core.c
+++ b/drivers/input/touchscreen/cyttsp_core.c
@@ -658,7 +658,6 @@ struct cyttsp *cyttsp_probe(const struct cyttsp_bus_ops *bus_ops,
 
 	input_dev->name = "Cypress TTSP TouchScreen";
 	input_dev->id.bustype = bus_ops->bustype;
-	input_dev->dev.parent = ts->dev;
 
 	input_dev->open = cyttsp_open;
 	input_dev->close = cyttsp_close;