Merge pull request #21736 from benstevens48/update-stripe-v3

add element.destroy to stripe-v3

types/stripe-v3/index.d.ts

@@ -185,6 +185,7 @@ declare namespace stripe {
             blur(): void;
             clear(): void;
             unmount(): void;
+            destroy(): void;
             update(options: ElementsOptions): void;
         }
 

types/stripe-v3/stripe-v3-tests.ts

@@ -42,6 +42,7 @@ describe("Stripe", () => {
             (error: stripe.Error) => {
                 console.error(error);
             });
+        card.destroy();
     });
 });