[MINOR] Improve sparksql test for bucket index bulk insert

[stream2000]

Change Logs

Stacked on #8983.

Will test bucket index bulk insert in both mor/cow table, with hoodie.datasource.write.row.writer.enable turn on and turn off.

Impact

improve tests only

Risk level (write none, low medium or high below)

none

Documentation Update

Describe any necessary documentation update if there is any new feature, config, or user-facing change

• The config description must be updated if new configs are added or the default value of the configs are changed
• Any new feature or user-facing change requires updating the Hudi website. Please create a Jira ticket, attach the
  ticket number here and follow the instruction to make
  changes to the website.

Contributor's checklist

• Read through contributor's guide
• Change Logs and Impact were stated clearly
• Adequate tests were added if applicable
• CI passed

[codope]

Apologies for the empty commit. I was just testing the pr_push_command script.

[hudi-bot]

CI report:

• 004d294 Azure: SUCCESS

Bot commands

@hudi-bot supports the following commands:

• @hudi-bot run azure re-run the last Azure build

[stream2000]

@danny0405 Hi danny, could you help review this pr?