[CI] fix pnpm-lock.yaml, by running deduplicate

[delanni]

Summary

[kibanamachine]

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[kibanamachine]

💛 Build succeeded, but was flaky

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• Commit: 77243fd
• Build duration: 47 mins
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Failed CI Steps

• Jest Tests #7
• Scout Lane #23 - stateful-classic / default
• Scout Lane #114 - serverless-observability_complete / default

Metrics [docs]

✅ unchanged

Test Failures

• [job] [logs] Jest Tests #7 / DatasetsSelector lets the user remove a selected dataset that is no longer available
• [job] [logs] Scout Lane #114 - serverless-observability_complete / default / local-serverless-observability_complete - Synthetics manage rules privilege - lets a read user with can_manage_rules enable default alerting
• [job] [logs] Scout Lane #23 - stateful-classic / default / local-stateful-classic - Synthetics manage rules privilege - lets a read user with can_manage_rules enable default alerting