restart-required value only gets transformed for read-write attributes

[standalone@localhost:9999 subsystem=osgi] :read-resource-description(recursive=true)
{
    "outcome" => "success",
    "result" => {
        "description" => "The OSGi subsystem configuration.",
        "head-comment-allowed" => true,
        "tail-comment-allowed" => true,
        "namespace" => "urn:jboss:domain:osgi:1.0",
        "attributes" => {
            "activation" => {
                "description" => "Activation flag for the OSGi subsystem. Possible values: lazy, eager.",
                "type" => STRING,
                "default" => "LAZY",
                "access-type" => "read-write",
                "restart-required" => "no-services",
                "storage" => "configuration"
            },
            "startlevel" => {
                "description" => "The current Start Level of the OSGi Framework. Changing this value will change the start level of the Framework accordingly. ",
                "type" => INT,
                "access-type" => "read-write",
                "restart-required" => "no-services",
                "storage" => "runtime"
            }
        },
        "children" => {
            "configuration" => {
                "description" => "A Configuration Admin Service entry. The identity of the entry defines the PID (Persistent Identifier) that the entry is associated with.",
                "model-description" => {"*" => {
                    "description" => "A Configuration Admin Service entry. The identity of the entry defines the PID (Persistent Identifier) that the entry is associated with.",
                    "attributes" => {"entries" => {
                        "description" => "The list of configuration entries.",
                        "required" => true,
                        "type" => LIST,
                        "value-type" => UNDEFINED,
                        "access-type" => "read-only",
                        "restart-required" => "RESTART_NONE",
                        "storage" => "configuration"
                    }}
                }}
            },
...