Enable creation of the next minor release branch when a new release is created

[GromNaN]

Q	A
Type	task
BC Break	no
Fixed issues	-

Summary

Same as https://github.com/doctrine/DoctrineMongoDBBundle/blob/6202864bdb502d87cd4397f826ee4ece03fda6ab/.github/workflows/release-on-milestone-closed.yml#L17-L18

[Copilot]

Pull Request Overview

Enables automatic creation of the next minor release branch when a new release is created by adding configuration to the release workflow.

• Adds use-next-minor-as-default-branch: true parameter to the release workflow

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