I18n: Update crowdin config and codeowners (#57264)

* update config and codeowners for i18n

* update codeowners

.github/CODEOWNERS

@@ -112,7 +112,9 @@ go.sum @grafana/backend-platform
 /contribute/architecture/backend @grafana/backend-platform
 /contribute/engineering/backend @grafana/backend-platform
 
+/crowdin.yml @grafana/user-essentials
 /public/locales @grafana/user-essentials
+/public/app/core/internationalization @grafana/user-essentials
 /e2e @grafana/user-essentials
 /packages @grafana/user-essentials @grafana/plugins-platform-frontend @grafana/grafana-bi-squad
 /packages/grafana-e2e-selectors @grafana/user-essentials
@@ -173,7 +175,7 @@ lerna.json @grafana/frontend-ops
 .betterer.results @joshhunt
 
 # @grafana/ui component documentation
-*.mdx @jessover9000 @grafana/plugins-platform-frontend
+*.mdx @grafana/plugins-platform-frontend
 
 # Core datasources
 /public/app/plugins/datasource/cloudwatch @grafana/aws-plugins