hwdb: fix ThinkPad X* Tablet special keys

ThinkPad tablet firmware has DMI product name and version reversed:

Handle 0x0001, DMI type 1, 27 bytes
System Information
        Manufacturer: LENOVO
        Product Name: 7762AS1
        Version: ThinkPad X61 Tablet
        Serial Number: LKZCDH2
        UUID: 6ADBC681-4FC9-11CB-844F-B47CB9210BE2
        Wake-up Type: Power Switch
        SKU Number: Not Specified
        Family: ThinkPad X61 Tablet