chore(deps): update actions/stale action to v8

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/stale	action	major	v7 -> v8

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Release Notes

actions/stale

v8

Compare Source

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Configuration

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[what-the-diff]

PR Summary

• Version update of stale action The stale action's version was updated from v7 to v8, ensuring the team uses the latest available version with potential improvements and bug fixes.