Standardize the order field(orderingVal/eventTime) of Hudi

[hudi-bot]

As discussed in [pull/5627|https://github.com//pull/5627#discussion_r913165917], we may need to standardize the compare field and rename orderingVal to a more appropriate meaning

JIRA info

• Link: https://issues.apache.org/jira/browse/HUDI-4358
• Type: Sub-task
• Parent: https://issues.apache.org/jira/browse/HUDI-9108
• Fix version(s):
  • 1.1.0