`Text cannot be parsed to a Duration` when assessing `TlsConfigurationRegistry.get("javax.net.ssl")`

[ppalaga]

JavaNetSslTlsBucketConfig.handshakeTimeout() introduced recently returns Duration.parse("10S") which throws the named exception. It should return some equivalent of 10 seconds, something like Duration.ofSeconds(10L). A fix and test follows.

[quarkus-bot]

/cc @radcortez (config)