[3.x] io.helidon.config.mp.SeConfig.asMap truncates keys

[romain-grecourt]

Environment Details

• Helidon Version: 3.2.2
• Helidon MP

---

var mpConfig = ConfigProviderResolver.instance().getBuilder()
        .withSources(MpConfigSources.create(Map.of(
                "client.headers.0.name", "foo",
                "client.headers.0.value", "bar"
        )))
        .build();
var helidonConfig = MpConfig.toHelidonConfig(mpConfig).get("client");
System.out.println(helidonConfig.asMap().orElse(Map.of()));
// prints {lient.headers.0.name=foo, lient.headers.0.value=bar}

var helidonConfig2 = Config.create(ConfigSources.create(Map.of(
        "client.headers.0.name", "foo",
        "client.headers.0.value", "bar"
))).get("client");
System.out.println(helidonConfig2.asMap().orElse(Map.of()));
// prints {client.headers.0.value=bar, client.headers.0.name=foo}