docs(cli): add example of list label value #23429

Job	Run time
argo-images (argoexec)	3m 37s
argo-images (argocli)	4m 8s
Get changed files	5s
Codegen	5m 10s
Lint	4m 11s
Unit Tests	4m 42s
Windows Unit Tests	9m 4s
UI	0s
E2E Tests (test-executor, minimal, false)	17m 33s
E2E Tests (test-corefunctional, minimal, false)	14m 37s
E2E Tests (test-functional, minimal, false)	22m 43s
E2E Tests (test-api, mysql, true)	13m 50s
E2E Tests (test-cli, mysql, true)	14m 4s
E2E Tests (test-cron, minimal, false)	24m 31s
E2E Tests (test-examples, minimal, false)	7m 44s
E2E Tests (test-plugins, plugins, false)	4m 40s
E2E Tests (test-java-sdk, minimal, true)	4m 37s
E2E Tests (test-python-sdk, minimal, true)	4m 17s
E2E Tests (test-executor, v1.28.13+k3s1, minimal, false)	16m 15s
E2E Tests (test-corefunctional, v1.28.13+k3s1, minimal, false)	15m 27s
E2E Tests (test-functional, v1.28.13+k3s1, minimal, false)	8m 29s
E2E Tests - Composite result	1s
	3h 19m 45s

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