[DOCS] Fixes settings (elastic#149728)

## Summary

This PR updates the text for telemetry settings.

Author: gchaps

docs/management/advanced-options.asciidoc

@@ -555,4 +555,4 @@ only production-ready visualizations are available to users.
 [horizontal]
 [[telemetry-enabled-advanced-setting]]`telemetry:enabled`::
 When enabled, 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

@@ -20,8 +20,7 @@ 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

@@ -534,7 +534,7 @@ experimental[] Controls whether the https://developer.mozilla.org/en-US/docs/Web
 is used in all responses to the client from the {kib} server, and specifies what value is used. Allowed values are any text value or `null`.
 To disable, set to `null`. *Default:* `null`
 
-[[server-securityResponseHeaders-disableEmbedding]]`server.securityResponseHeaders.disableEmbedding`:: 
+[[server-securityResponseHeaders-disableEmbedding]]`server.securityResponseHeaders.disableEmbedding`::
 Controls whether the https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy[`Content-Security-Policy`] and
 https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Frame-Options[`X-Frame-Options`] headers are configured to disable embedding
 {kib} in other webpages using iframes. When set to `true`, secure headers are used to disable embedding, which adds the `frame-ancestors:
@@ -689,7 +689,7 @@ 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`*