[BigQueryIO] Include insert error in log message if TableRow parsing fails (#38231)

* Include insert error in log message

Author: ahmedabu98

sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigquery/StorageApiWriteUnshardedRecords.java

@@ -760,7 +760,10 @@ long flush(
                             error.getRowIndexToErrorMessage().get(failedIndex),
                             tableDestination.getTableReference());
                   } catch (Exception e) {
-                    LOG.error("Failed to insert row and could not parse the result!", e);
+                    LOG.error(
+                        "Failed to insert row and could not parse the result! Insert error: {}.",
+                        error.getRowIndexToErrorMessage().get(failedIndex),
+                        e);
                   }
                   // output outside try {} clause to avoid suppress downstream Exception
                   if (element != null) {