[DOCS][7.12] Updates settings (elastic#149741)

## Summary

This PR updates the telemetry settings.

Author: gchaps

docs/management/advanced-options.asciidoc

@@ -495,4 +495,4 @@ only production-ready visualizations are available to users.
 ==== Usage data
 
 Helps improve the Elastic Stack by providing usage statistics for
-basic features. This data will not be shared outside of Elastic.
+basic features. 

docs/settings/telemetry-settings.asciidoc

@@ -21,8 +21,7 @@ See our https://www.elastic.co/legal/privacy-statement[Privacy Statement] to lea
 |===
 |[[telemetry-enabled]] `telemetry.enabled`
   | Set to `true` to send cluster statistics to Elastic. Reporting your
-  cluster statistics helps us improve your user experience. Your data is never
-  shared with anyone. Set to `false` to disable statistics reporting from any
+  cluster statistics helps us improve your user experience. Set to `false` to disable statistics reporting from any
   browser connected to the {kib} instance. Defaults to `true`.
 
 | `telemetry.sendUsageFrom`

docs/setup/settings.asciidoc

@@ -578,7 +578,7 @@ set <<telemetry-allowChangingOptInStatus, `telemetry.allowChangingOptInStatus`>>
 
 `telemetry.enabled`::
 Reporting your cluster statistics helps
-us improve your user experience. Your data is never shared with anyone. Set to
+us improve your user experience. Set to
 `false` to disable telemetry capabilities entirely. You can alternatively opt
 out through *Advanced Settings*. *Default: `true`*