Spring boot embedded engine 7.15.0 localization not loading locales

Following camunda documentation and camunda consulting examples, localization with spring-boot embedded engine is not working.

https://docs.camunda.org/manual/latest/webapps/tasklist/configuration/#localization

Camunda consulting example uses camunda version 7.12(which localization works with given configuration)
But when I bump version to 7.15.0 localization json files under META-INF/resources/webjars/camunda/app/tasklist/locales not loaded to localStorage.