fix: don't print help for non-validation errors. Fixes #13826 #23552

Job	Run time
argo-images (argoexec)	3m 36s
argo-images (argocli)	5m 35s
Get changed files	6s
Codegen	5m 20s
Lint	4m 2s
Windows Unit Tests	10m 7s
Unit Tests	5m 7s
UI	0s
E2E Tests (test-executor, minimal, false)	15m 53s
E2E Tests (test-corefunctional, minimal, false)	14m 23s
E2E Tests (test-functional, minimal, false)	22m 29s
E2E Tests (test-api, mysql, true)	15m 3s
E2E Tests (test-cli, mysql, true)	13m 28s
E2E Tests (test-cron, minimal, false)	25m 10s
E2E Tests (test-examples, minimal, false)	7m 10s
E2E Tests (test-plugins, plugins, false)	5m 10s
E2E Tests (test-java-sdk, minimal, true)	4m 33s
E2E Tests (test-python-sdk, minimal, true)	5m 4s
E2E Tests (test-executor, v1.28.13+k3s1, minimal, false)	16m 39s
E2E Tests (test-corefunctional, v1.28.13+k3s1, minimal, false)	15m 37s
E2E Tests (test-functional, v1.28.13+k3s1, minimal, false)	25m 20s
E2E Tests - Composite result	1s
	3h 39m 53s

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