[8.8] [RAM] Edit maintenance window feature privilege label (#156295) (…

…#156398)

# Backport

This will backport the following commits from `main` to `8.8`:
- [[RAM] Edit maintenance window feature privilege label
(#156295)](#156295)

<!--- Backport version: 8.9.7 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Lisa
Cawley","email":"[email protected]"},"sourceCommit":{"committedDate":"2023-05-02T14:24:38Z","message":"[RAM]
Edit maintenance window feature privilege label
(#156295)","sha":"8da8f89db15556ec405122a511ad40698ab808be","branchLabelMapping":{"^v8.9.0$":"main","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["release_note:skip","Team:ResponseOps","ui-copy","backport:prev-minor","v8.8.0","v8.9.0"],"number":156295,"url":"https://github.com/elastic/kibana/pull/156295","mergeCommit":{"message":"[RAM]
Edit maintenance window feature privilege label
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Edit maintenance window feature privilege label
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BACKPORT-->

Co-authored-by: Lisa Cawley <[email protected]>

x-pack/plugins/alerting/server/maintenance_window_feature.ts

@@ -17,7 +17,7 @@ import {
 export const maintenanceWindowFeature: KibanaFeatureConfig = {
   id: MAINTENANCE_WINDOW_FEATURE_ID,
   name: i18n.translate('xpack.alerting.feature.maintenanceWindowFeatureName', {
-    defaultMessage: 'Maintenance Window',
+    defaultMessage: 'Maintenance Windows',
   }),
   category: DEFAULT_APP_CATEGORIES.management,
   app: [],