Fix import for generated code

Author: jfallows

runtime/binding-mqtt/src/main/java/io/aklivity/zilla/runtime/binding/mqtt/internal/stream/MqttClientFactory.java

@@ -139,6 +139,7 @@
 import io.aklivity.zilla.runtime.binding.mqtt.internal.types.stream.MqttPublishBeginExFW;
 import io.aklivity.zilla.runtime.binding.mqtt.internal.types.stream.MqttPublishDataExFW;
 import io.aklivity.zilla.runtime.binding.mqtt.internal.types.stream.MqttResetExFW;
+import io.aklivity.zilla.runtime.binding.mqtt.internal.types.stream.MqttServerCapabilities;
 import io.aklivity.zilla.runtime.binding.mqtt.internal.types.stream.MqttSessionBeginExFW;
 import io.aklivity.zilla.runtime.binding.mqtt.internal.types.stream.MqttSessionDataExFW;
 import io.aklivity.zilla.runtime.binding.mqtt.internal.types.stream.MqttSubscribeBeginExFW;
@@ -154,7 +155,6 @@
 import io.aklivity.zilla.runtime.engine.buffer.BufferPool;
 import io.aklivity.zilla.runtime.engine.concurrent.Signaler;
 import io.aklivity.zilla.runtime.engine.config.BindingConfig;
-import io.aklivity.zilla.specs.binding.mqtt.internal.types.stream.MqttServerCapabilities;
 
 public final class MqttClientFactory implements MqttStreamFactory
 {