[9.1] [Synthetics] Import Synthetics e2e tests (elastic#233698) (elastic#233719)

# Backport

This will backport the following commits from `main` to `9.1`:
- [[Synthetics] Import Synthetics e2e tests
(elastic#233698)](elastic#233698)

<!--- Backport version: 9.6.6 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sorenlouv/backport)

<!--BACKPORT [{"author":{"name":"Francesco
Fagnani","email":"[email protected]"},"sourceCommit":{"committedDate":"2025-09-02T10:58:27Z","message":"[Synthetics]
Import Synthetics e2e tests (elastic#233698)\n\nSynthetics e2e tests were
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PR:\nhttps://github.com/elastic/pull/227746","sha":"50d2e43e4f6338bd2f6479e61fba945bdc01ed5c","branchLabelMapping":{"^v9.2.0$":"main","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["release_note:skip","Team:obs-ux-management","backport:version","author:obs-ux-management","v9.2.0","v9.1.4","v9.0.7","v8.19.4"],"title":"[Synthetics]
Import Synthetics e2e
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Import Synthetics e2e tests (elastic#233698)\n\nSynthetics e2e tests were
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Import Synthetics e2e tests (elastic#233698)\n\nSynthetics e2e tests were
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BACKPORT-->

Co-authored-by: Francesco Fagnani <[email protected]>

Author: kibanamachine

x-pack/solutions/observability/plugins/synthetics/e2e/synthetics/journeys/index.ts

@@ -5,27 +5,27 @@
  * 2.0.
  */
 
-// export * from './data_retention.journey'; // it is flaky
-export type * from './project_api_keys.journey';
-export type * from './getting_started.journey';
-export type * from './add_monitor.journey';
-export type * from './monitor_selector.journey';
-export type * from './management_list.journey';
-export type * from './overview_sorting.journey';
-// export * from './overview_scrolling.journey';
-// export * from './overview_search.journey';
-export type * from './private_locations.journey';
-export type * from './alerting_default.journey';
-export type * from './global_parameters.journey';
-export type * from './detail_flyout';
-export type * from './alert_rules/default_status_alert.journey';
-export type * from './alert_rules/custom_status_alert.journey';
-export type * from './alert_rules/custom_tls_alert.journey';
-export type * from './test_now_mode.journey';
-export type * from './monitor_details_page/monitor_summary.journey';
-export type * from './test_run_details.journey';
-export type * from './step_details.journey';
-export type * from './project_monitor_read_only.journey';
-export type * from './overview_save_lens_visualization.journey';
-export type * from './filter_monitors.journey';
-export type * from './overview_compact_view.journey';
+// import './data_retention.journey'; // it is flaky
+import './project_api_keys.journey';
+import './getting_started.journey';
+import './add_monitor.journey';
+import './monitor_selector.journey';
+import './management_list.journey';
+import './overview_sorting.journey';
+// import './overview_scrolling.journey';
+// import './overview_search.journey';
+import './private_locations.journey';
+import './alerting_default.journey';
+import './global_parameters.journey';
+import './detail_flyout';
+import './alert_rules/default_status_alert.journey';
+import './alert_rules/custom_status_alert.journey';
+import './alert_rules/custom_tls_alert.journey';
+import './test_now_mode.journey';
+import './monitor_details_page/monitor_summary.journey';
+import './test_run_details.journey';
+import './step_details.journey';
+import './project_monitor_read_only.journey';
+import './overview_save_lens_visualization.journey';
+import './filter_monitors.journey';
+import './overview_compact_view.journey';