Add the generate_release_notes option

[iamkubi]

Exposes the create-release option to automatically generate release notes based on contributions. This interacts well with existing options and won't override anything.

[cena7]

@iamkubi any plans to update this GA , this action will stop working after this month because of
Warning: The set-output command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/