added missing sbt gone in latest ubuntu

Author: YanivKunda

.github/workflows/ci.yml

@@ -13,5 +13,7 @@ jobs:
       with:
         distribution: temurin
         java-version: 11
+    - name: Setup sbt
+      uses: sbt/setup-sbt@v1
     - name: Build and Test
       run: sbt -v +test