Fix CI cache for storybook (#14038)

In this PR:
- Migrate twenty-ui to ES2020 (removing undesired type errors during
build)
- Make CI cache work again between `sb-build` and `sb-test` steps

(Note: also fixing a minor bug on Notes)

Total CI time: ~8min
<img width="1088" height="531" alt="image"
src="https://github.com/user-attachments/assets/0bd0a99a-c69e-491d-91b2-9ddf6622464a"
/>

Both node_modules and sb-build caches are being hit now
<img width="1154" height="722" alt="image"
src="https://github.com/user-attachments/assets/a5addcee-51d2-4f51-9ff6-d02cd25da49a"
/>

.github/workflows/ci-e2e.yaml

@@ -24,7 +24,6 @@ jobs:
     if: needs.changed-files-check.outputs.any_changed == 'true' && ( github.event_name == 'push' || (github.event_name == 'pull_request' && contains(github.event.pull_request.labels.*.name, 'run-e2e')))
     timeout-minutes: 30
     env:
-      NX_REJECT_UNKNOWN_LOCAL_CACHE: 0
       # https://github.com/actions/runner-images/issues/70#issuecomment-589562148
       NODE_OPTIONS: "--max-old-space-size=10240"
     services: