dm: i2c-uclass-compat: fix missed argument

This patch fixes build error for CONFIG_DM_I2C_COMPAT.
In i2c_get_chip_for_busnum() call, one of argument was missed,
which was offset_len. Now it is set to 'alen' as previous.

Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>

drivers/i2c/i2c-uclass-compat.c

@@ -17,7 +17,7 @@ static int i2c_compat_get_device(uint chip_addr, int alen,
 	struct dm_i2c_chip *chip;
 	int ret;
 
-	ret = i2c_get_chip_for_busnum(cur_busnum, chip_addr, devp);
+	ret = i2c_get_chip_for_busnum(cur_busnum, chip_addr, alen, devp);
 	if (ret)
 		return ret;
 	chip = dev_get_parent_platdata(*devp);