Update Defend Reputation Service Tooltip (#175041)

## Summary

Fix tooltip text for Defend Reputation Service feature, removing the
TODO.

### Checklist

Delete any items that are not applicable to this PR.

- [x] Any text added follows [EUI's writing
guidelines](https://elastic.github.io/eui/#/guidelines/writing), uses
sentence case text and includes [i18n
support](https://github.com/elastic/kibana/blob/main/packages/kbn-i18n/README.md)

### For maintainers

- [ ] This was checked for breaking API changes and was [labeled
appropriately](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)

Co-authored-by: Kibana Machine <[email protected]>
(cherry picked from commit f94860c)

x-pack/plugins/security_solution/public/management/pages/policy/view/policy_settings_form/components/cards/protection_seetings_card/components/reputation_service.tsx

@@ -104,7 +104,7 @@ export const ReputationService = React.memo(
                 content={
                   <FormattedMessage
                     id="xpack.securitySolution.endpoint.policyDetailsConfig.reputationServiceTooltip"
-                    defaultMessage="This option enables/disables the Reputation Service feature in Endpoint. When the option is ON, Endpoint will reach out to a Cloud API for additional malware analysis. When it's OFF, Endpoint will not reach out to the Cloud API." // TODO: update message
+                    defaultMessage="This option enables/disables the Reputation Service feature in Endpoint. When the option is ON, Endpoint will reach out to a Cloud API for additional detection coverage. When it's OFF, Endpoint will not reach out to the Cloud API, resulting in reduced efficacy."
                   />
                 }
               />