Update 8BitJonny/gh-get-current-pr action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
8BitJonny/gh-get-current-pr	action	major	3.0.0 → 4.0.0

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Release Notes

8BitJonny/gh-get-current-pr (8BitJonny/gh-get-current-pr)

v4.0.0

Compare Source

What

• find PRs from forks (#​328)
• use PR head sha by default for pull_request and pull_request_target (#​329)

🐛 Fixes

• [Snyk] Security upgrade @​actions/github from 5.1.1 to 6.0.0 (#​340)

📚 Documentation

• Update readme to remove fork limitation (#​342)

🤖 Dependency Updates

• build(deps): bump github/codeql-action from 2 to 3 (#​304)
• build(deps): bump release-drafter/release-drafter from 5 to 6 (#​301)
• build(deps): bump stefanzweifel/git-auto-commit-action from 4 to 5 (#​302)
• build(deps): bump actions/upload-artifact from 3 to 4 (#​303)
• build(deps): bump actions/checkout from 3 to 4 (#​305)
• build(deps-dev): bump @​types/node from 20.4.4 to 20.12.7 (#​317)

Full Changelog: 8BitJonny/gh-get-current-pr@3.0.0...v3.0.1

Contributors: @​8BitJonny, @​bryangingechen, @​dependabot[bot], @​snyk-bot and dependabot[bot]

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