BUG: The new conflict resolution e2e tests are sadly a bit flaky in ci :O

[mhsdesign]

The new e2e tests are sadly a bit flaky in ci :O

Originally posted by @mhsdesign in #3762 (comment)

 Syncing
 ✖ Syncing: Create a conflict state between two editors and choose "Discard all" as a resolution strategy during rebase

   1) - Error while restoring configuration after Role switch -
      A JavaScript error occurred on "http://onedimension.localhost:8081/neos/content?node=user-editor__eyJsYW5ndWFnZSI6ImVuX1VTIn0%3D__f676459d-ca77-44bc-aeea-44114814c279".
      Repeat test actions in the browser and check the console for errors.
      Enable the “skipJsErrors” option to ignore JavaScript errors during test execution. Learn more: "https://testcafe.io/documentation/404038/recipes/debugging/skip-javascript-errors"
      If the website only throws this error when you test it with TestCafe, please create a new issue at:
      "https://github.com/DevExpress/testcafe/issues/new?template=bug-report.md".

      JavaScript error details:
      Error: NetworkError when attempting to fetch resource.
      generalErrorHandler@http://onedimension.localhost:8081/_Resources/Static/Packages/Neos.Neos.Ui/Build/Host.js?b403a802:14:155902
      Lye</zye</m</<@http://onedimension.localhost:8081/_Resources/Static/Packages/Neos.Neos.Ui/Build/Host.js?b403a802:15:28034

      Browser: Firefox 126.0 / Windows 10 (https://app.saucelabs.com/tests/65e9848a30964224968563e3504567e3)

         138 |            timeout: 30000
         139 |        });
         140 |}
         141 |
         142 |async function switchToRole(t, role) {
       > 143 |    await t.useRole(role);
         144 |    await waitForReact(30000);
         145 |    await Page.goToPage('Home');
         146 |}
         147 |
         148 |async function chooseDiscardAllAndFinishSynchronization(t) {

         at <anonymous> (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:143:13)
         at asyncGeneratorStep (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:7:28)
         at _next (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:7:28)
         at <anonymous> (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:7:28)
         at <anonymous> (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:7:28)
         at switchToRole (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:142:28)
         at <anonymous> (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:128:11)
         at asyncGeneratorStep (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:7:28)
         at _next (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:7:28)


 ✖ Syncing: Create a conflict state between two editors and choose "Drop conflicting changes" as a resolution strategy during rebase

   1) The specified selector does not match any element in the DOM tree.

       > | Selector('#neos-workspace-rebase')

      Browser: Firefox 126.0 / Windows 10 (https://app.saucelabs.com/tests/65e9848a30964224968563e3504567e3)

         67 |    await switchToRole(t, editorUserOnOneDimensionTestSite);
         68 |
         69 |    //
         70 |    // Sync changes from "admin"
         71 |    //
       > 72 |    await t.click(Selector('#neos-workspace-rebase'));
         73 |    await t.click(Selector('#neos-SyncWorkspace-Confirm'));
         74 |    await t.wait(1000);
         75 |
         76 |    //
         77 |    // Assert that all 3 documents are now visible in the document tree

         at <anonymous> (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:72:13)
         at asyncGeneratorStep (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:7:28)
         at _next (/home/circleci/app/Packages/Application/Neos.Neos.Ui/Tests/IntegrationTests/Fixtures/1Dimension/syncing.e2e.js:7:28)