Implement pre-delete hook for graceful delete of spiffe-oidc-discovery-provider (#353)

charts/spire/charts/spire-server/templates/_helpers.tpl

@@ -105,15 +105,6 @@ Create the name of the service account to use
 {{- end }}
 {{- end }}
 
-{{- define "spire-server.kubectl-image" }}
-{{- $root := deepCopy . }}
-{{- $tag := (default $root.image.tag $root.image.version) | toString }}
-{{- if eq (len $tag) 0 }}
-{{- $_ := set $root.image "tag" (regexReplaceAll "^(v?\\d+\\.\\d+\\.\\d+).*" $root.KubeVersion "${1}") }}
-{{- end }}
-{{- include "spire-lib.image" $root }}
-{{- end }}
-
 {{- define "spire-server.config-mysql-query" }}
 {{- $lst := list }}
 {{- range . }}