chore: update helm chart to latest release v2.5.6

[nitisht]

Summary by CodeRabbit

Release Notes

• Chores
  • Version bumped to 2.5.6
  • Updated Helm chart dependencies and image references to align with the new version

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[coderabbitai]

Caution

Review failed

The pull request is closed.

Walkthrough

The Parseable Helm chart is bumped from version 2.5.5 to 2.5.6. The dependencies block containing vector and fluent-bit is removed from Chart.yaml. The image tag in values.yaml and the Helm chart index are updated accordingly.

Changes

Cohort / File(s)	Summary
Version & Dependencies Update helm/Chart.yaml	Bumped version and appVersion to 2.5.6; removed dependencies block for vector and fluent-bit
Image Tag Update helm/values.yaml	Updated parseable image tag from v2.5.5 to v2.5.6
Helm Index Regeneration index.yaml	Added new parseable 2.5.6 entry with full metadata; updated created timestamps across all entries from 2026-01-03 to 2026-01-06; regenerated index timestamp

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~8 minutes

Possibly related PRs

• chore: update helm chart to latest release #1508: Both PRs remove vector and fluent-bit dependencies from Chart.yaml and update chart/app versions; this PR continues the progression to 2.5.6.
• update helm chart to latest release #1475: Both PRs bump Helm chart and application versions alongside updating values.yaml image tags and regenerating index.yaml.
• chore: update helm chart to v2.3.3 #1350: Both PRs update Chart.yaml version/appVersion, values.yaml image tag, and regenerate index.yaml entries with new metadata.

Poem

🐰 A hop, a skip, two-five-six we go,
Dependencies dismissed with a bow and a throw,
Chart and image tags align in the spring,
Version bumped up, let the index bells ring! 🔔

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📜 Recent review details

Configuration used: Repository UI

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 925eede and 8d82708.

📒 Files selected for processing (4)

• helm-releases/parseable-2.5.6.tgz
• helm/Chart.yaml
• helm/values.yaml
• index.yaml

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[nitisht]

Skipping tests because this is not a code change