[ILM] Fixing missing documentation link(elastic#131750)

* Missing documentation link in Index Lifecycle policy editor.

* Adds missing link to documentation in Index Lifecycle policy editor.

(cherry picked from commit 0fa8b6f)

x-pack/plugins/index_lifecycle_management/public/application/sections/edit_policy/components/phases/shared_fields/snapshot_policies_field.tsx

@@ -159,7 +159,7 @@ export const SnapshotPoliciesField: React.FunctionComponent = () => {
             id="xpack.indexLifecycleMgmt.editPolicy.deletePhase.waitForSnapshotDescription"
             defaultMessage="Specify a snapshot policy to be executed before the deletion of the index. This ensures that a snapshot of the deleted index is available."
           />{' '}
-          <LearnMoreLink docPath={docLinks.links.alerting.ilmWaitForSnapshot} />
+          <LearnMoreLink docPath={docLinks.links.elasticsearch.ilmWaitForSnapshot} />
         </>
       }
       titleSize="xs"