Maintenance: Fix the Layer version update PR create step that failed during the Make Release workflow

[sdangol]

Summary

The Create PR step that updates the Layer arn version failed during the Make release workflow.
https://github.com/aws-powertools/powertools-lambda-typescript/actions/runs/17649735640/job/50158929604

Why is this needed?

This is needed to automate the PR creation for the layer version update

Which area does this relate to?

Automation

Solution

No response

Acknowledgment

• This request meets Powertools for AWS Lambda (TypeScript) Tenets
• Should this be considered in other Powertools for AWS Lambda languages? i.e. Python, Java, and .NET

Future readers

Please react with 👍 and your use case to help us understand customer demand.

[dreamorosi]

Do we know why it's failing?

[sdangol]

No, haven't been able to figure it out yet

[dreamorosi]

It's alright - we'll take a look over the coming weeks as soon as we've gone through some of the more important items in the backlog.

For now this is not a blocker, but if anybody has any ideas it'd be helpful.