* [TSVB] Allow custom label for fields via index pattern field management
Closes: #84336
* replace saveObject, elasticsearch client to new one
* fix CI
* update schema
* fix Top Hit
* some changes
* partially move getting fields into client side
* fix PR comments
* fix issue with getting fields
* move SanitizedFieldType to common types
* fix issue on changing index pattern
* fix issue
* fix regression
* some work
* remove extractFieldName, createCustomLabelSelectHandler
* request/response processors should be async
* some work
* remove tests for createCustomLabelSelectHandler
* fix table
* fix placeholder
* some work
* fix jest
* fix CI
* fix label for table view
* test: visualize app visual builder switch index patterns should be able to switch between index patterns
* fix functional tests
* fix sorting
* fix labels for entire timerange mode
* add createFieldsFetcher method
* table view - fix pivot label
* fix PR comments
* fix issue with selecting buckets scripts
* fix types
* Update create_select_handler.test.ts
* fix PR comments
Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>
Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>