Added Solution for Finding final direction of the vehicle assignment #17

[karthikunifytech]

• Added src/karthik/FindFinalDirectionOFVehicle/findFinalDirectionOfVehicle.ts which contains solutions for finding the final directions of the vehicle
• Added src/karthik/FindFinalDirectionOFVehicle/data.ts which contains the initial data
• The file src/karthik/FindFinalDirectionOFVehicle/findFinalDirectionOfVehicle.ts contains 2 functions - findFinalDirectionOfVehicle, validMoves
• Added src/karthik/FindFinalDirectionOFVehicle/findFinalDirectionOfVehicle.spec.ts for unit tests for the functions - findFinalDirectionOfVehicle, validMoves
• The file src/karthik/FindFinalDirectionOFVehicle/findFinalDirectionOfVehicle.spec.ts contains 1 test suite and 15 test cases.