build(deps): bump extractions/setup-just from 2 to 4

Bumps [extractions/setup-just](https://github.com/extractions/setup-just) from 2 to 4.
- [Release notes](https://github.com/extractions/setup-just/releases)
- [Commits](extractions/setup-just@v2...v4)

---
updated-dependencies:
- dependency-name: extractions/setup-just
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build-blogpost.yml

@@ -32,7 +32,7 @@ jobs:
         run: pipx install uv
 
       - name: Install just
-        uses: extractions/setup-just@v2
+        uses: extractions/setup-just@v4
 
       - name: Install dependencies
         run: |