[HUDI-8398] Refactoring HoodieIndexMetadata to HoodieIndexFunctionalOrSecondaryIndexMetadata

[bibhu107]

Change Logs

This change refactors the HoodieIndexMetadata class by renaming it to HoodieIndexFunctionalOrSecondaryIndexMetadata. This refactoring aims to enhance clarity by better representing the class’s purpose, which now explicitly relates to functional and secondary indexing metadata

Impact

NONE

Risk level

Low No functional changes are introduced

Documentation Update

• NA
• JIRA Ticket: HUDI-8398

No new features, configs, or user-facing functionality were introduced.

Contributor's Checklist

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

[hudi-bot]

CI report:

• c767dc2eeec479f130274c17902d8c620888a3ad Azure: SUCCESS

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