fix: ensure namespace parallelism and parallelism work together. Fixes #10985 #23972

Job	Run time
Get changed files	5s
argo-images (argoexec)	3m 38s
argo-images (argocli)	41s
Unit Tests	4m 54s
Codegen	5m 48s
Lint	4m 20s
Build Binaries (controller)	1m 41s
Windows Unit Tests	8m 34s
Build Binaries (cli)	2m 9s
UI	0s
E2E Tests (test-executor, minimal, false)	7m 33s
E2E Tests (test-corefunctional, minimal, false)	6m 58s
E2E Tests (test-functional, minimal, false)	8m 2s
E2E Tests (test-api, mysql, true)	6m 48s
E2E Tests (test-api, postgres, true)	7m 10s
E2E Tests (test-cli, mysql, true)	6m 42s
E2E Tests (test-cron, minimal, false)	11m 34s
E2E Tests (test-examples, minimal, false)	3m 58s
E2E Tests (test-plugins, plugins, false)	3m 11s
E2E Tests (test-java-sdk, minimal, true)	3m 40s
E2E Tests (test-python-sdk, minimal, true)	2m 17s
E2E Tests (test-executor, v1.29.10+k3s1, minimal, false)	10m 4s
E2E Tests (test-corefunctional, v1.29.10+k3s1, minimal, false)	6m 53s
E2E Tests (test-functional, v1.29.10+k3s1, minimal, false)	6m 21s
E2E Tests - Composite result	2s
	2h 3m 3s

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