JAVA-6145 fix encryption test case (mongodb#1923)

Co-authored-by: Almas Abdrazak <abdrazak.almas@mongodb.com>

Author: strogiyotec

driver-sync/src/test/functional/com/mongodb/client/AbstractClientSideEncryptionDecryptionEventsTest.java

@@ -96,7 +96,7 @@ public void setUp() {
 
         // Copy ciphertext into a variable named malformedCiphertext. Change the last byte. This will produce an invalid HMAC tag.
         byte[] malformedBytes = ciphertext.getData().clone();
-        malformedBytes[malformedBytes.length - 1] = (byte) (malformedBytes[malformedBytes.length - 1] == 0 ? 0 : 1);
+        malformedBytes[malformedBytes.length - 1] = (byte) (malformedBytes[malformedBytes.length - 1] == 0 ? 1 : 0);
         malformedCiphertext = new BsonBinary(ciphertext.getType(), malformedBytes);
 
         commandListener = new TestCommandListener();