docs: Update local-test-setup.md to use scripts #4079

Job	Run time
Wait for image build	6m 4s
E2E (watcher-enqueue)	6m 40s
E2E (kyma-deprovision-with-foreground-propagation)	7m 12s
E2E (kyma-deprovision-with-background-propagation)	6m 51s
E2E (module-status-decoupling-with-statefulset)	9m 9s
E2E (module-status-decoupling-with-deployment)	18m 35s
E2E (kyma-metrics)	7m 20s
E2E (module-without-default-cr)	6m 52s
E2E (module-consistency)	11m 30s
E2E (non-blocking-deletion)	11m 19s
E2E (upgrade-under-deletion)	9m 32s
E2E (purge-controller)	6m 41s
E2E (purge-metrics)	7m 12s
E2E (module-upgrade-channel-switch)	7m 10s
E2E (module-upgrade-new-version)	6m 54s
E2E (unmanage-module)	8m 10s
E2E (module-install-by-version)	6m 21s
E2E (skip-manifest-reconciliation)	8m 12s
E2E (ca-certificate-rotation)	6m 57s
E2E (istio-gateway-secret-rotation)	6m 54s
E2E (self-signed-certificate-rotation)	6m 59s
E2E (mandatory-module-with-old-naming-pattern)	8m 31s
E2E (mandatory-module-metrics-with-old-naming-pattern)	6m 4s
E2E (misconfigured-kyma-secret)	6m 34s
E2E (rbac-privileges)	4m 44s
E2E (ocm-compatible-module-template)	6m 25s
E2E (labelling)	6m 20s
	3h 31m 12s

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