[DRAFT] Release 3.0.0: helm chart changes

[patrykw-splunk]

Description

This PR updates Chart.yaml files to support 3.0.0 release.

Key Changes

Changing 2.8.1 version to 3.0.0.

Testing and Verification

No manual tests required. Automated tests executed automatically as a part of the process.

Related Issues

PR Checklist

• Code changes adhere to the project's coding standards.
• Relevant unit and integration tests are included.
• Documentation has been updated accordingly.
• All tests pass locally.
• The PR description follows the project's guidelines.

[coveralls]

Pull Request Test Coverage Report for Build 16966011283

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.008%) to 86.511%

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Totals
Change from base Build 16881123240:	0.008%
Covered Lines:	10704
Relevant Lines:	12373

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💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 16966011286

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.008%) to 86.511%

---

Totals
Change from base Build 16881123240:	0.008%
Covered Lines:	10704
Relevant Lines:	12373

---

💛 - Coveralls