platform/x86: thinkpad_acpi: remove trailing semicolon in macro definition

The macro use will already have a semicolon.

Signed-off-by: Tom Rix <trix@redhat.com>
Link: https://lore.kernel.org/r/20201127181024.2771890-1-trix@redhat.com


Signed-off-by: Hans de Goede <hdegoede@redhat.com>