Correlations: Add CorrelationSettings Page (#53821)

* GrafanaUI: add option to close DeleteButton on confirm click

* add datasource readOnly info to frontend settings

* move isTruthy utility type guard

* add generic non-visualization table component

* Add correlations settings page

* add missing readOnly in mock

* Fix typo

* avoid reloading correlations after add/remove

* use DeepPartial from rhf

* validate source data source

* fix validation logic

* fix navmodel test

* add missing readonly property

* remove unused styles

* handle multiple clicks on elements

* better UX for loading states

* fix remove handler

* add glue icon

pkg/api/frontendsettings.go

@@ -236,6 +236,7 @@ func (hs *HTTPServer) getFSDataSources(c *models.ReqContext, enabledPlugins Enab
 			URL:       url,
 			IsDefault: ds.IsDefault,
 			Access:    string(ds.Access),
+			ReadOnly:  ds.ReadOnly,
 		}
 
 		plugin, exists := enabledPlugins.Get(plugins.DataSource, ds.Type)