* feat: make api request to /loki/api/v1/index/stats
* fix: add /index/stats to callResource valid urls
* feat: make call to getQueryStats when the query changes
* feat: render user tooltip displaying the estimated value for processed data
* fix: add new props to component tests
* test: add tests for query size estimation
* fix: disable error message on request failure
* refactor: add suggestions from code review
* refactor: only pass required query string