Dashboards/E2E: Add tests for removing panel(s) (#104998)

* Dashboards/E2E: Add tests for removing panel(s)

e2e/utils/flows/scenes/selectPanel.ts

@@ -0,0 +1,11 @@
+import { e2e } from '../..';
+
+export const selectPanel = (panelTitle: string | RegExp, shift = false) => {
+  e2e.components.Panels.Panel.headerContainer().contains(panelTitle).click({ shiftKey: shift });
+};
+
+export const selectPanels = (panelTitles: Array<string | RegExp>) => {
+  for (const panel of panelTitles) {
+    selectPanel(panel, true);
+  }
+};