Fix nightly build (#1)

.github/workflows/test-nightly.yml

@@ -13,22 +13,18 @@ jobs:
     steps:
     - name: Checkout
       uses: actions/checkout@v2
-
     - name: Set Node.js 12.x
       uses: actions/setup-node@v1
       with:
         node-version: 12.x
-
     - name: yarn install
       run: yarn install
-
     - name: Lint
       run: yarn run format-check
-
     - name: yarn test
       run: yarn test
     - name: Smoke Test
       uses: ./
       with:
-        java-version: ${{ matrix.operating-system }}
+        java-version: ${{ matrix.jdk-version }}
     - run: java -version