Work around SBT breakage on GitHub CI due to: actions/runner-images#10636.

Author: sageserpent-open

.github/workflows/scala.yml

@@ -27,5 +27,6 @@ jobs:
           java-version: '17'
           distribution: 'temurin'
           cache: 'sbt'
+      - uses: sbt/setup-sbt@v1
       - name: Run tests
         run: sbt +test