add KT Engine

[diedyesterdaywastaken]

SteamDB app page links to a few games using this

• Bet on Soldier: Blood Sport
• FIA European Truck Racing Championship
• FlatOut 4: Total Insanity
• RiMS Racing
• Test Drive Unlimited Solar Crown
• The Cursed Crusade
• TT Isle of Man
• TT Isle of Man: Ride on the Edge 2
• TT Isle of Man: Ride on the Edge 3
• V-Rally 4
• WRC 10: FIA World Rally Championship
• WRC 5: FIA World Rally Championship
• WRC 6: FIA World Rally Championship
• WRC 7: FIA World Rally Championship
• WRC 8: FIA World Rally Championship
• WRC 9: FIA World Rally Championship
• WRC Generations

Brief explanation of the change

[SteamDB-Tracker]

After running changed rules in this pull request (this bot only tests rules.ini changes):

Changed technologies: Engine.KT_Engine

These apps now match: (24) 106000 256070 303830 335320 347120 354160 402130 410220 458770 621830 626610 658700 940580 1004750 1082180 1249970 1267540 1346010 1462810 1635280 1642150 1924170 1953520 2911710

Please confirm that all these changed apps are correct.