The readiness probe of the wokspace should construe a response from supervisor

[utam0k]

Bug description

We have to check the response from supervisor, not only the HTTP status code. Similar problem #13828

gitpod/components/ws-manager/pkg/manager/create.go

Lines 735 to 741 in 81164b0

	ProbeHandler: corev1.ProbeHandler{
	HTTPGet: &corev1.HTTPGetAction{
	Path: "/_supervisor/v1/status/content/wait/true",
	Port: intstr.FromInt((int)(startContext.SupervisorPort)),
	Scheme: corev1.URISchemeHTTP,
	},
	},

Steps to reproduce

None

Workspace affected

No response

Expected behavior

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Example repository

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Anything else?

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[stale]

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