Input: iqs7222 - trim force communication command

According to the datasheets, writing only 0xFF is sufficient to
elicit a communication window. Remove the superfluous 0x00 from
the force communication command.

Fixes: e505edae ("Input: add support for Azoteq IQS7222A/B/C")
Signed-off-by: Jeff LaBundy <jeff@labundy.com>
Link: https://lore.kernel.org/r/20220908131548.48120-6-jeff@labundy.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/misc/iqs7222.c

@@ -1077,7 +1077,7 @@ static int iqs7222_hard_reset(struct iqs7222_private *iqs7222)
 
 static int iqs7222_force_comms(struct iqs7222_private *iqs7222)
 {
-	u8 msg_buf[] = { 0xFF, 0x00, };
+	u8 msg_buf[] = { 0xFF, };
 	int ret;
 
 	/*