Release docs workflow fails at step "Change the default branch"

[vinayada1]

Describe the bug

During 0.30.0 release, the release docs workflow failed at "Change the default branch" step. https://github.com/radius-project/docs/actions/runs/7749949381/job/21135391200

Steps to reproduce

Run release docs workflow at release time

Expected behavior

workflow passes

Screenshots

Desktop (please complete the following information):

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Smartphone (please complete the following information):

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Additional context

AB#11110