fix(health): do not require auth for /healthz and /readyz #6072

Job	Run time
tests-diffusers	2m 36s
tests-parler-tts	3m 19s
tests-rerankers	2m 43s
tests-sentencetransformers	2m 53s
tests-openvoice	3m 19s
tests-transformers	1m 53s
tests-vallex	2m 49s
tests-coqui	2m 20s
tests-transformers-musicgen	3m 5s
	24m 57s

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