fix: add missing $ to ci

Author: jsjoeio

.github/workflows/ci.yaml

@@ -40,7 +40,7 @@ jobs:
       - uses: microsoft/playwright-github-action@v1
       - name: Install dependencies and run tests
         run: |
-          node ./release-packages/code-server*-linux-amd64 --home CODE_SERVER_ADDRESS/test-home &
+          node ./release-packages/code-server*-linux-amd64 --home $CODE_SERVER_ADDRESS/test-home &
           yarn --frozen-lockfile
           yarn test
           pkill node