## Summary
Closes https://github.com/elastic/kibana/issues/161608
* [X] Depends on https://github.com/elastic/elasticsearch/pull/97765
* [x] Depends on https://github.com/elastic/elasticsearch/pull/107581
* [x] Add create a new report job and check the details of the templated
data stream.
* [x] Run Discover tests in Flaky Test Runner:
https://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/5999
## Release Note
Reporting internal storage has been changed from using regular indices
to a data stream configuration for a more efficient sharding strategy.
This change is not expected to have any impact to users.
## Screenshots
### Upgrade test (manual process)
Using a report generated before this change, and a report generated
after "upgrading":

Even though the two reports are in different types storage, they are
still managed by the same policy:

Looking at the details of the policy shows how the different types of
storage are used:

### Log lines
Initial startup in clean environment
```
[2024-05-13T13:22:49.138-07:00][INFO ][plugins.reporting.store] Creating ILM policy for reporting data stream: kibana-reporting
[2024-05-13T13:22:53.337-07:00][INFO ][plugins.reporting.store] Linking ILM policy to reporting data stream: .kibana-reporting, component template: kibana-reporting@custom
```
Kibana restart with ES running continuously
```
[2024-05-13T13:24:32.733-07:00][DEBUG][plugins.reporting.store] Found ILM policy kibana-reporting; skipping creation.
[2024-05-13T13:24:32.733-07:00][INFO ][plugins.reporting.store] Linking ILM policy to reporting data stream: .kibana-reporting, component template: kibana-reporting@custom
```
### Checklist
- [x]
[Documentation](https://www.elastic.co/guide/en/kibana/master/development-documentation.html)
was added for features that require explanation or tutorials
- [x] [Unit or functional
tests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)
were updated or added to match the most common scenarios
- [ ] [Flaky Test
Runner](https://ci-stats.kibana.dev/trigger_flaky_test_runner/1) was
used on any tests changed
~~See
https://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/5302
(internal link)~~
* [DOCS] Updates to thee Reporting docs
* Adds the main sharing page
* Final changes
* Changed configuring-reporting link to secure-reporting
* Updates from meeting with Tim and Larry
* Moves reporting and sharing content above ML
* Update docs/setup/configuring-reporting.asciidoc
Co-authored-by: Larry Gregory <lgregorydev@gmail.com>
* Review comments from Tim and Larry
* Fixes broken links
* Fixes redirect
* Fixes broken link from ES docs
* Adds metadata to changed pages
* Review comments
Co-authored-by: Larry Gregory <lgregorydev@gmail.com>