Bump extractions/setup-just from 3 to 4

Bumps [extractions/setup-just](https://github.com/extractions/setup-just) from 3 to 4.
- [Release notes](https://github.com/extractions/setup-just/releases)
- [Commits](https://github.com/extractions/setup-just/compare/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>

.github/workflows/build-test.yaml

@@ -34,7 +34,7 @@ jobs:
           version: '32.1'
       -
         name: Install just
-        uses: extractions/setup-just@v3
+        uses: extractions/setup-just@v4
 
       - name: install protobuf-go
         run: |
@@ -54,7 +54,7 @@ jobs:
 
       -
         name: Install just
-        uses: extractions/setup-just@v3
+        uses: extractions/setup-just@v4
 
       -
         name: Install Go

.github/workflows/format-check.yaml

@@ -22,7 +22,7 @@ jobs:
           go-version: 'stable'
 
       - name: Install just
-        uses: extractions/setup-just@v3
+        uses: extractions/setup-just@v4
 
       - name: Check formatting
         run: just fmt-check