Removal of credential store entry resulting in invalid alias list.

[standalone@localhost:9990 /] /subsystem=elytron/credential-store=a:add-alias(alias=a2,secret-value=a2)
{"outcome" => "success"}

[standalone@localhost:9990 /] /subsystem=elytron/credential-store=a:remove-alias(alias=a2,entry-type=SecretKeyCredential)
{
    "outcome" => "failed",
    "failure-description" => "WFLYELY00920: Credential alias 'a2' of credential type 'SecretKeyCredential' does not exist in the store",
    "rolled-back" => true
}
 
[standalone@localhost:9990 /] /subsystem=elytron/credential-store=a:generate-secret-key(alias=a2)
{"outcome" => "success"}

[standalone@localhost:9990 /] /subsystem=elytron/credential-store=a:remove-alias(alias=a2,entry-type=SecretKeyCredential)
{
    "outcome" => "success",
    "response-headers" => {"warnings" => [{
        "warning" => "Update dependent resources as alias 'a2' does not exist anymore",
        "level" => "WARNING",
        "operation" => {
            "address" => [
                ("subsystem" => "elytron"),
                ("credential-store" => "a")
            ],
            "operation" => "remove-alias"
        }
    }]}
}

[standalone@localhost:9990 /] /subsystem=elytron/credential-store=a:add-alias(alias=a2,secret-value=a2)
{"outcome" => "success"}