Backport ctx locale refactoring manually (#27231) (#27259) (#27260)

Backport #27231 #27259 manually

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Co-authored-by: delvh <dev.lh@web.de>

templates/admin/applications/list.tmpl

@@ -1,7 +1,7 @@
 {{template "admin/layout_head" (dict "ctxData" . "pageClass" "admin config")}}
 	<div class="admin-setting-content">
 		<h4 class="ui top attached header">
-				{{.locale.Tr "settings.applications"}}
+				{{ctx.Locale.Tr "settings.applications"}}
 		</h4>
 		{{template "user/settings/applications_oauth2_list" .}}
 	</div>