Bump extractions/setup-just from 3 to 4 (#40)

Bumps [extractions/setup-just](https://github.com/extractions/setup-just) from 3 to 4.
- [Release notes](https://github.com/extractions/setup-just/releases)
- [Commits](extractions/setup-just@v3...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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
     - uses: actions/checkout@v6
     - uses: actions-rust-lang/setup-rust-toolchain@v1
     - uses: Swatinem/rust-cache@v2
-    - uses: extractions/setup-just@v3
+    - uses: extractions/setup-just@v4
     - name: Enable kvm
       if: runner.os == 'Linux'
       run: |
@@ -61,7 +61,7 @@ jobs:
       - uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           components: rustfmt, clippy
-      - uses: extractions/setup-just@v3
+      - uses: extractions/setup-just@v4
       - name: Setup nightly toolchain
         shell: bash
         run: rustup toolchain install nightly --component rustfmt # needed to run rustfmt in nightly toolchain