Bump 8BitJonny/gh-get-current-pr from 3.0.0 to 4.0.0

Bumps [8BitJonny/gh-get-current-pr](https://github.com/8bitjonny/gh-get-current-pr) from 3.0.0 to 4.0.0.
- [Release notes](https://github.com/8bitjonny/gh-get-current-pr/releases)
- [Commits](8BitJonny/gh-get-current-pr@3.0.0...4.0.0)

---
updated-dependencies:
- dependency-name: 8BitJonny/gh-get-current-pr
  dependency-version: 4.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/Release.yaml

@@ -36,7 +36,7 @@ jobs:
       new_version: ${{ steps.new_version.outputs.new_version }}
     steps:
       # Fetch the pull request information (even if the workflow is triggered by a push event).
-      - uses: 8BitJonny/gh-get-current-pr@3.0.0
+      - uses: 8BitJonny/gh-get-current-pr@4.0.0
         id: pull-request
 
       # Currently Pull Request body is not used, but it can be useful in the future.