Update type definition

lib/types/customers.d.ts

@@ -9,7 +9,7 @@ export declare namespace Customers {
          * and parentheses are allowed. The name must be between 3-50 characters 
          * in length. For example, `Gaurav Kumar`.
          */
-        name: string;
+        name?: string;
         /**
          * The customer's email address. A maximum length of 64 characters. 
          * For example, `[email protected]`.

lib/types/products.d.ts

@@ -10,11 +10,11 @@ export declare namespace Products {
         /**
          * Pass this parameter to accept terms and conditions. Send this parameter along with the ip parameter when the tnc is accepted.
          */
-        tnc_accepted: boolean;
+        tnc_accepted?: boolean;
         /**
          * he IP address of the merchant while accepting the terms and conditions. Send this parameter along with the `tnc_accepted` parameter when the `tnc` is accepted.
          */
-        ip: string;
+        ip?: string;
     }
 
     interface RazorpayProductCreateRequestBody extends RazorpayProductBaseRequestBody { }