fix: compilation errors for sample

Author: DavidRibeiroRiskified

riskified-sample/src/main/java/com/riskified/samples/orderClient/AccountActionClient.java

@@ -183,7 +183,9 @@ private static Contact generateContact() {
     }
 
     private static Verification generateVerification() {
-        Verification verification = new Verification(new Date(2020,06,25,13,53,19), VerificationStatus.success, "12345");
+        Calendar cal = Calendar.getInstance();
+        cal.set(2020, Calendar.JUNE, 25, 13, 53, 19);
+        Verification verification = new Verification(cal.getTime(), VerificationStatus.success, "12345", "555-625-1199");
         verification.setEmail("customer_email@test.com");
         VerificationSessionDetails verificationSessionDetails = new VerificationSessionDetails();
         verificationSessionDetails.setBrowserIp("111.111.111.111");

riskified-sample/src/main/java/com/riskified/samples/orderClient/JsonClient.java

@@ -41,7 +41,7 @@ public static void main(String[] args) throws ParseException, FileNotFoundExcept
         billingAddress.setCountryCode("US");
         billingAddress.setProvinceCode("NY");
         billingAddress.setZip("64155");
-        order.setBillingAddress(billingAddress);
+        order.setBillingAddress(Collections.singletonList(billingAddress));