Remove Client.isAdaptable deprecated method

[manusa]

Description

Part of #6602

Remove <C extends Client> Boolean isAdaptable(Class<C> type) method from Client.

Follow up on #4659 to remove this method which is deprecated too.

kubernetes-client/kubernetes-client-api/src/main/java/io/fabric8/kubernetes/client/Client.java

Lines 35 to 44 in 24c3522

	/**
	* Checks if the client can be adapted to another client type and if that target client is supported.
	*
	* @param type The target client class.
	* @param <C> The target client type.
	* @return Returns true if a working {@link io.fabric8.kubernetes.client.extension.ExtensionAdapter} is found.
	* @deprecated if the client can test for support, then use adapt(type).isSupported() instead.
	*/
	@Deprecated
	<C extends Client> Boolean isAdaptable(Class<C> type);