CLD-7841 Optimize E2E testing costs (#27883)

* Utilize free runners for E2E tests, report back to PR on run completion
* Increase test stability on smaller instances
* Merge worker reports
* merge start+prepare steps
* upgrade keycloak
* increase test timeouts
* Add video recording to report artifacts

Co-authored-by: Saturnino Abril <5334504+saturninoabril@users.noreply.github.com>

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Co-authored-by: Saturnino Abril <5334504+saturninoabril@users.noreply.github.com>

e2e-tests/cypress/run_tests.js

@@ -109,6 +109,7 @@ async function runTests() {
             spec: testFile,
             config: {
                 screenshotsFolder: `${MOCHAWESOME_REPORT_DIR}/screenshots`,
+                videosFolder: `${MOCHAWESOME_REPORT_DIR}/videos`,
                 trashAssetsBeforeRuns: false,
             },
             env: {