Bump actions/stale from 7 to 8

Bumps [actions/stale](https://github.com/actions/stale) from 7 to 8.
- [Release notes](https://github.com/actions/stale/releases)
- [Changelog](https://github.com/actions/stale/blob/main/CHANGELOG.md)
- [Commits](actions/stale@v7...v8)

---
updated-dependencies:
- dependency-name: actions/stale
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/stale_issue_bot.yml

@@ -10,7 +10,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v7
+      - uses: actions/stale@v8
         with:
           close-issue-message: 'To clean up and re-prioritize bugs and feature requests we are closing all issues older than 6 months as of March 1, 2023. If there are any issues or feature requests that you would like us to address, please re-create them. For urgent issues, opening a support case with this link [Snowflake Community](https://community.snowflake.com/s/article/How-To-Submit-a-Support-Case-in-Snowflake-Lodge) is the fastest way to get a response'
           days-before-issue-stale: ${{ inputs.staleDays }}