fix: add missing logger import in toast.ts

- Added logger import that was missing from Cleanup 12
- Fixes 'logger is not defined' error
- Cleanup 16: Verifying no unused variables in production code

apps/web/src/utils/toast.ts

@@ -1,3 +1,5 @@
+import { logger } from './logger';
+
 /**
  * toast - Wrapper lazy pour react-hot-toast
  *