chore: build just the testcontainers workspace for the smoke tests

Author: mdelapenya

.github/workflows/test.yml

@@ -97,10 +97,10 @@ jobs:
           node-version: ${{ matrix.node-version }}
           workspace: "testcontainers"
 
-      - name: Build workspaces
-        run: npm run build -ws
+      - name: Build testcontainers
+        run: npm run build --workspace packages/testcontainers
       - name: Remove dev dependencies
-        run: npm prune --omit=dev
+        run: npm prune --omit=dev --workspace packages/testcontainers
       - name: Run CommonJS module smoke test
         run: node packages/testcontainers/smoke-test.js
       - name: Run ES module smoke test