* Update loading screen to use Lottie animation
- Replace simple logo with Lottie animation from loadercalendar.lottie
- Center animation on screen with full viewport coverage
- Set animation width to 175px
- Install @lottiefiles/dotlottie-react package
* update spacing event modal
* add twake workplace logo to loading screen
* update spacing create calendar modal
* fix evenchip description color
* using variant instead of sx
* added error snackbar for api fails
* improved error page to be shown only for userdata errors and to allow retrying
* fixed test breaking only in local because of timezone and reduced warnings for easier reading of tests results
* added error management for failure inside calendars imports
* added error snackbar for api fails
* improved error page to be shown only for userdata errors and to allow retrying
* added error management for failure inside calendars imports
Co-authored-by: Camille Moussu <cmoussu@linagora.com>