Add TextEncoder and TextDecoder polyfills to setupTests #3330

Job	Run time
lint	4m 23s
changed-files	13s
unit_tests_ui	1m 26s
build-docs	0s
build-shell-ui	0s
unit_tests_shell_ui	25m 18s
unit_tests_crd_client_generator	0s
build_integration_container_nginx	2m 52s
unit_tests_metalk8s_operator	0s
unit_tests_salt	0s
unit_tests_storage_operator	0s
unit_tests_lib_alert_tree	0s
build / build	8m 46s
build / build-docs / docs	1m 46s
build / build-shell-ui / shell-ui	1m 31s
integration_tests_ui	0s
build / write-final-status	11s
e2e-tests	0s
write-final-status	7s
	46m 33s

Provide feedback