Bluetooth: Fix sparse warning from HID new leds handling

The new leds bit handling produces this spares warning.

  CHECK   net/bluetooth/hidp/core.c
net/bluetooth/hidp/core.c:156:60: warning: dubious: x | !y

Just fix it by doing an explicit x << 0 shift operation.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>