A11y: Fix fastpass issues for /explore with gdev-testdata (#40309)

* A11y: Fix fastpass issues for /explore with gdev-testdata

* Chore: changes after PR feedback

* Chore: revert file to main

* Tests: fix for e2e tests

packages/grafana-e2e-selectors/src/selectors/components.ts

@@ -209,7 +209,11 @@ export const Components = {
   },
   DataSourcePicker: {
     container: 'Data source picker select container',
+    /**
+     * @deprecated use inputV2 instead
+     */
     input: () => 'input[id="data-source-picker"]',
+    inputV2: 'Select a data source',
   },
   TimeZonePicker: {
     container: 'Time zone picker select container',

packages/grafana-runtime/src/components/DataSourcePicker.tsx

@@ -145,6 +145,7 @@ export class DataSourcePicker extends PureComponent<DataSourcePickerProps, DataS
     return (
       <div aria-label={selectors.components.DataSourcePicker.container}>
         <Select
+          aria-label={selectors.components.DataSourcePicker.inputV2}
           inputId="data-source-picker"
           menuShouldPortal
           className={styles.select}