HID: google: don't include '<linux/pm_wakeup.h>' directly

The header clearly states that it does not want to be included directly,
only via '<linux/(platform_)?device.h>'. Which is already present, so
delete the superfluous include.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Jiri Kosina <jkosina@suse.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>