public Optional<String> driver() {
        return Optional.ofNullable(this.driver);
    }
@return Driver specifies the name of the DRA driver whose kubelet plugin should be invoked to process the allocation once the claim is needed on a node.

Must be a DNS subdomain and should end with a DNS domain owned by the vendor of the driver.
sdk/java/src/main/java/com/pulumi/kubernetes/resource/v1beta2/outputs/DeviceRequestAllocationResultPatch.java