[vercel_otel] improve dashboards readability

[jakubgalecki0]

Proposed commit message

This PR introduces following changes:

• Adjust dashboard summary markdown to full screen
• Adjust cell coloring
• Reorder links table
• Remove axis titles
• Use correct color palette
• use area and line based on metric count

Checklist

• I have reviewed tips for building integrations and this pull request is aligned with them.
• I have verified that all data streams collect metrics or logs.
• I have added an entry to my package's changelog.yml file.
• I have verified that Kibana version constraints are current according to guidelines.
• I have verified that any added dashboard complies with Kibana's Dashboard good practices

Author's Checklist

• [ ]

How to test this PR locally

Related issues

Screenshots

Left: before
Right: after

[github-actions]

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[elastic-vault-github-plugin-prod]

✅ All changelog entries have the correct PR link.

[infra-vault-gh-plugin-prod]

💚 Build Succeeded

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• Commit: 398f1e0

History

• 💔 Build #48421 failed 9dbb354

[ishleenk17]

Jakub, can we have some before and after screenshots ?

[jakubgalecki0]

@ishleenk17 added to the description

[elastic-vault-github-plugin-prod]

Package vercel_otel - 0.4.0 containing this change is available at https://epr.elastic.co/package/vercel_otel/0.4.0/