mfd: tps65010: Remove delcared and set, but never used variable 'status'

'status' hasn't been checked since 2008.

It's probably safe to remove it.

Fixes W=1 warning:

 drivers/mfd/tps65010.c:407:7: warning: variable ‘status’ set but not used [-Wunused-but-set-variable]
 407 | int status;
 | ^~~~~~
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/tps65010.c

@@ -404,7 +404,6 @@ static void tps65010_work(struct work_struct *work)
 	tps65010_interrupt(tps);
 
 	if (test_and_clear_bit(FLAG_VBUS_CHANGED, &tps->flags)) {
-		int	status;
 		u8	chgconfig, tmp;
 
 		chgconfig = i2c_smbus_read_byte_data(tps->client,
@@ -415,7 +414,7 @@ static void tps65010_work(struct work_struct *work)
 		else if (tps->vbus >= 100)
 			chgconfig |= TPS_VBUS_CHARGING;
 
-		status = i2c_smbus_write_byte_data(tps->client,
+		i2c_smbus_write_byte_data(tps->client,
 					  TPS_CHGCONFIG, chgconfig);
 
 		/* vbus update fails unless VBUS is connected! */