Remove deprecated Utils.getPluralFromKind method

[manusa]

Description

Part of #6602

The method and its usages need to be removed.

kubernetes-client/kubernetes-client-api/src/main/java/io/fabric8/kubernetes/client/utils/Utils.java

Lines 344 to 353 in 0a8d711

	/**
	*
	* @param kind
	* @return
	* @deprecated use {@link io.fabric8.kubernetes.api.model.HasMetadata#getPlural(Class)}
	*/
	@Deprecated
	public static String getPluralFromKind(String kind) {
	return Pluralize.toPlural(kind.toLowerCase(Locale.ROOT));
	}