NIFI-13397 PutDatabaseRecord: Make retry check more inclusive to test

getCause() == SQLTransientException for all exception classes

nifi-extension-bundles/nifi-standard-bundle/nifi-standard-processors/src/main/java/org/apache/nifi/processors/standard/PutDatabaseRecord.java

@@ -65,7 +65,6 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.charset.StandardCharsets;
-import java.sql.BatchUpdateException;
 import java.sql.Clob;
 import java.sql.Connection;
 import java.sql.DatabaseMetaData;
@@ -585,8 +584,7 @@ private void routeOnException(final ProcessContext context, final ProcessSession
         // When an Exception is thrown, we want to route to 'retry' if we expect that attempting the same request again
         // might work. Otherwise, route to failure. SQLTransientException is a specific type that indicates that a retry may work.
         final Relationship relationship;
-        final Throwable toAnalyze = (e instanceof BatchUpdateException) ? e.getCause() : e;
-        if (toAnalyze instanceof SQLTransientException) {
+        if (e instanceof SQLTransientException || e.getCause() instanceof SQLTransientException) {
             relationship = REL_RETRY;
             flowFile = session.penalize(flowFile);
         } else {