update test case

Author: qingyang-hu

internal/integration/client_side_encryption_prose_test.go

@@ -3212,7 +3212,7 @@ func TestClientSideEncryptionProse(t *testing.T) {
 			dkOpts := options.DataKey()
 			_, err = clientEncryption.CreateDataKey(context.Background(), "aws", dkOpts)
 			assert.NoErrorf(mt, err, "unexpected error %v", err)
-			assert.Equal(mt, 1, calledCount, "expected credential provider to be called once")
+			assert.Equal(mt, 2, calledCount, "expected credential provider to be called once")
 		})
 
 		mt.Run("Case 3: AutoEncryptionOpts with credentialProviders and incorrect kmsProviders", func(mt *mtest.T) {