Live: performance tests e2e part (#43915)

* #41993: live perf tests e2e part

* #41993: added bash upgrade instructions

* #41993: remove custom feature toggle

* #41993: fix typo in 'integrationFolder'

package.json

@@ -13,6 +13,7 @@
     "e2e": "./e2e/start-and-run-suite",
     "e2e:debug": "./e2e/start-and-run-suite debug",
     "e2e:dev": "./e2e/start-and-run-suite dev",
+    "e2e:benchmark:live": "./e2e/start-and-run-suite benchmark live",
     "test": "jest --notify --watch",
     "test:accessibility-report": "./scripts/generate-a11y-report.sh",
     "lint": "yarn run lint:ts && yarn run lint:sass",