Use proper validator for DistributedCacheResourceDefinition.Attribute#L1_LIFESPAN

[standalone@embedded /] /subsystem=infinispan/cache-container=web/distributed-cache=dist/:write-attribute(name=l1-lifespan,value=-1
{
    "outcome" => "failed",
    "failure-description" => "WFLYCLCOM0001: -1.00000 is not a valid value for parameter l1-lifespan. The value must be >= 0.00000",
    "rolled-back" => true,
    "response-headers" => {"process-state" => "reload-required"}
}

*[standalone@embedded /] /subsystem=infinispan/cache-container=web/distributed-cache=dist/:write-attribute(name=l1-lifespan,value=-1.0
{
    "outcome" => "failed",
    "failure-description" => "WFLYCTL0117: -1 is an invalid value for parameter l1-lifespan. A minimum value of 0 is required",
    "rolled-back" => true
}