Add package updates, car updates, and vehicle screens (#25)

src/components/Contexts/VehicleContext.test.jsx

@@ -83,7 +83,9 @@ describe("VehicleContext", () => {
             <button data-testid="addVehiclesNoVIN" onClick={() => add({})} />
             <button
               data-testid="addVehicles"
-              onClick={() => add({ vin: "XXXXXXXXXXX" })}
+              onClick={() =>
+                add({ vin: "XXXXXXXXXXX", model: "Ocean", year: 3000 })
+              }
             />
           </>
         );