throws runtime exception if build was successful in test cases (should not be)

Author: Anirav Kareddy

src/test/java/software/amazon/encryption/s3/S3EncryptionClientCompatibilityTest.java

@@ -1029,6 +1029,7 @@ public void validateAgainstSettingLegacyWrappingOnClientWithKmsKeyringPassedV1to
               .enableLegacyWrappingAlgorithms(true)
               .enableLegacyUnauthenticatedModes(true)
               .build();
+            throw new RuntimeException("Expected failure");
         } catch (S3EncryptionClientException e) {
             assertTrue(e.getMessage().contains("Legacy wrapping algorithms are not enabled for this keyring"));
         }