Add missing @source annotation to all examples

Author: michel-kraemer

src/main/java/examples/JsonSchemaDslExamples.java

@@ -1,6 +1,5 @@
 package examples;
 
-import io.vertx.docgen.Source;
 import io.vertx.json.schema.Schema;
 import io.vertx.json.schema.SchemaParser;
 import io.vertx.json.schema.common.dsl.SchemaBuilder;
@@ -10,7 +9,6 @@
 import static io.vertx.json.schema.draft7.dsl.Keywords.*;
 import static io.vertx.json.schema.draft7.dsl.Schemas.*;
 
-@Source
 public class JsonSchemaDslExamples {
 
   public void createSchema() {

src/main/java/examples/JsonSchemaExamples.java

@@ -3,10 +3,8 @@
 import io.vertx.core.Vertx;
 import io.vertx.core.json.JsonObject;
 import io.vertx.core.json.pointer.JsonPointer;
-import io.vertx.docgen.Source;
 import io.vertx.json.schema.*;
 
-@Source
 public class JsonSchemaExamples {
 
   public void instantiate(Vertx vertx) {

src/main/java/examples/package-info.java

@@ -0,0 +1,4 @@
+@Source
+package examples;
+
+import io.vertx.docgen.Source;