use filter instead of working directory, so cypress can find lockfile in root

Author: birkskyum

.github/workflows/tests.yml

@@ -40,16 +40,16 @@ jobs:
       - name: E2E Chromium
         uses: cypress-io/github-action@v6
         with:
-          working-directory: packages/tests
-          start: pnpm start --host 127.0.0.1 --port 3000
+          install: false
+          start: pnpm --filter tests start --host 127.0.0.1 --port 3000
           wait-on: 'http://127.0.0.1:3000'
           browser: chromium
 
       - name: E2E Firefox
         uses: cypress-io/github-action@v6
         with:
-          working-directory: packages/tests
-          start: pnpm start --host 127.0.0.1 --port 3000
+          install: false
+          start: pnpm --filter tests start --host 127.0.0.1 --port 3000
           wait-on: 'http://127.0.0.1:3000'
           browser: firefox