fix scala tests

Author: thuva4

.github/workflows/test.yml

@@ -257,17 +257,18 @@ jobs:
         with:
           scala-version: '3.3.1'
 
+      - name: Setup Coursier
+        uses: coursier/setup-action@v1
+        with:
+          apps: scala scalac
+
       - name: Install matching Scala toolchain
         run: |
-          if ! command -v cs >/dev/null 2>&1; then
-            echo "coursier (cs) is required to provision a matching Scala runtime/compiler pair" >&2
-            exit 1
-          fi
           mkdir -p "$HOME/.local/bin"
+          export PATH="$HOME/.local/bin:$HOME/.local/share/coursier/bin:$PATH"
           cs install --install-dir "$HOME/.local/bin" scala scalac
           echo "$HOME/.local/bin" >> "$GITHUB_PATH"
           echo "$HOME/.local/share/coursier/bin" >> "$GITHUB_PATH"
-          export PATH="$HOME/.local/bin:$HOME/.local/share/coursier/bin:$PATH"
           command -v scalac
           command -v scala
           scalac -version