chore: add dependency release age guardrails

[GangGreenTemperTatum]

Summary

• add a Renovate minimum release age guardrail
• delay update proposals until releases are at least 3 days old

Notes

• dyana remains Poetry-based in this change
• this PR only adjusts Renovate behavior

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Generated Summary:

• Added minimumReleaseAge configuration set to "3 days" in renovate.json5.
• This change will ensure that Renovate waits at least 3 days before creating a release for dependencies.
• Enhances the stability and control over dependency updates, potentially reducing the frequency of automated updates.
• No other modifications were made to the configuration file.

This summary was generated with ❤️ by rigging