power: supply: cw2015: Attach OF ID table to the driver

It appears that OF ID table was hanging around without being attached
to the driver. Attach it properly.

Fixes: b4c7715c10c1 ("power: supply: add CellWise cw2015 fuel gauge driver")
Reported-by: kbuild test robot <[e-mail]>
Signed-off-by: Andy Shevchenko <[e-mail]>
Acked-By: Tobias Schramm <[e-mail]>
Tested-By: Tobias Schramm <[e-mail]>
Signed-off-by: Sebastian Reichel <[e-mail]>

drivers/power/supply/cw2015_battery.c

···
 static struct i2c_driver cw_bat_driver = {
 	.driver = {
 		.name = "cw2015",
+		.of_match_table = cw2015_of_match,
 		.pm = &cw_bat_pm_ops,
 	},
 	.probe_new = cw_bat_probe,