Build: Fix canary cdn build

Author: jlukic

.github/workflows/cdn-canary.yml

@@ -49,11 +49,8 @@ jobs:
       - name: Check for bare imports
         run: node tools/cdn/check-bare-imports.js
 
-      - name: Install CDN tools
-        run: cd tools/cdn && npm ci
-
       - name: Worker unit tests
-        run: cd tools/cdn && npm run test:unit
+        run: cd tools/cdn && npx vitest run --config vitest.unit.config.js
 
       - name: Upload canary to R2
         env: