[Spring] Resolve default value issue with Lombok Builder (#19855)

* merge PR 18690

* update samples

Author: martin-mfg

modules/openapi-generator/src/main/resources/JavaSpring/pojo.mustache

@@ -66,6 +66,11 @@ public class {{classname}}{{#parent}} extends {{{parent}}}{{/parent}}{{^parent}}
   {{#vendorExtensions.x-field-extra-annotation}}
   {{{vendorExtensions.x-field-extra-annotation}}}
   {{/vendorExtensions.x-field-extra-annotation}}
+  {{#lombok.Builder}}
+  {{#defaultValue}}
+  @lombok.Builder.Default
+  {{/defaultValue}}
+  {{/lombok.Builder}}
   {{#deprecated}}
   @Deprecated
   {{/deprecated}}

samples/server/petstore/springboot-lombok-data/src/main/java/org/openapitools/model/Order.java

@@ -78,6 +78,7 @@ public static StatusEnum fromValue(String value) {
 
   private @Nullable StatusEnum status;
 
+  @lombok.Builder.Default
   private Boolean complete = false;
 
 }

samples/server/petstore/springboot-lombok-data/src/main/java/org/openapitools/model/Pet.java

@@ -39,9 +39,11 @@ public class Pet {
 
   private String name;
 
+  @lombok.Builder.Default
   @Valid
   private List<String> photoUrls = new ArrayList<>();
 
+  @lombok.Builder.Default
   @Valid
   private List<@Valid Tag> tags = new ArrayList<>();