fixed jakarta import in java vertx

Author: HugoMario

src/main/resources/handlebars/JavaVertXServer/model.mustache

@@ -9,8 +9,8 @@ import java.io.Serializable;
 {{/serializableModel}}
 {{#useBeanValidation}}
 {{#jakarta}}
-import javax.validation.constraints.*;
-import javax.validation.Valid;
+import jakarta.validation.constraints.*;
+import jakarta.validation.Valid;
 {{/jakarta}}
 {{^jakarta}}
 import javax.validation.constraints.*;