fix: Add missing 's' to working_groups_interest field name

efservices/src/main/java/org/eclipsefoundation/efservices/api/models/EfUser.java

@@ -76,7 +76,7 @@ public abstract class EfUser {
     public abstract List<String> getInterests();
 
     @Nullable
-    public abstract List<String> getWorkingGroupInterests();
+    public abstract List<String> getWorkingGroupsInterests();
 
     @Nullable
     public abstract List<String> getPublicFields();
@@ -134,7 +134,7 @@ public abstract class EfUser {
                 .setWebsite("")
                 .setCountry(Country.builder().build())
                 .setInterests(Collections.emptyList())
-                .setWorkingGroupInterests(Collections.emptyList())
+                .setWorkingGroupsInterests(Collections.emptyList())
                 .setPublicFields(Collections.emptyList())
                 .setMailHistory(Collections.emptyList())
                 .setMailAlternate(Collections.emptyList())
@@ -187,7 +187,7 @@ public abstract class EfUser {
 
         public abstract Builder setInterests(List<String> interests);
 
-        public abstract Builder setWorkingGroupInterests(@Nullable List<String> interests);
+        public abstract Builder setWorkingGroupsInterests(@Nullable List<String> interests);
 
         public abstract Builder setPublicFields(@Nullable List<String> fields);