Bump extractions/setup-just from 2 to 3

Bumps [extractions/setup-just](https://github.com/extractions/setup-just) from 2 to 3.
- [Release notes](https://github.com/extractions/setup-just/releases)
- [Commits](extractions/setup-just@v2...v3)

---
updated-dependencies:
- dependency-name: extractions/setup-just
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/main.yml

@@ -26,7 +26,7 @@ jobs:
         with:
           enable-cache: true
       - name: Install just
-        uses: extractions/setup-just@v2
+        uses: extractions/setup-just@v3
       - run: just typing
 
   run-tests:
@@ -47,7 +47,7 @@ jobs:
           enable-cache: true
           python-version: ${{ matrix.python-version }}
       - name: Install just
-        uses: extractions/setup-just@v2
+        uses: extractions/setup-just@v3
 
       - name: Run tests
         shell: bash -l {0}