PanelEdit: Fixed timing and state related issues (#22131)

* PanelEdit: Fixed timing and state related issues

* Added unit test and changed some logic

* Fixed id logic

* Updated snapshots

* Update public/app/features/dashboard/state/PanelModel.ts

Co-Authored-By: Dominik Prokop <dominik.prokop@grafana.com>

Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>

packages/grafana-runtime/src/config.ts

@@ -54,6 +54,7 @@ export class GrafanaBootConfig {
   loginHint: any;
   passwordHint: any;
   loginError: any;
+  navTree: any;
   viewersCanEdit = false;
   editorsCanAdmin = false;
   disableSanitizeHtml = false;
@@ -98,6 +99,7 @@ export class GrafanaBootConfig {
 const bootData = (window as any).grafanaBootData || {
   settings: {},
   user: {},
+  navTree: [],
 };
 
 const options = bootData.settings;

packages/grafana-ui/src/components/Cascader/Cascader.tsx

@@ -209,7 +209,6 @@ export class Cascader extends React.PureComponent<CascaderProps, CascaderState>
                 value={activeLabel}
                 onKeyDown={this.onInputKeyDown}
                 onChange={() => {}}
-                size={size || 'md'}
                 suffix={focusCascade ? <Icon name="caret-up" /> : <Icon name="caret-down" />}
               />
             </div>