Add required cache flags on UserUpdateActivityOrderEvent

Author: freya022

src/main/java/net/dv8tion/jda/api/events/user/update/UserUpdateActivityOrderEvent.java

@@ -20,9 +20,11 @@
 import net.dv8tion.jda.api.entities.Activity;
 import net.dv8tion.jda.api.entities.Guild;
 import net.dv8tion.jda.api.entities.Member;
+import net.dv8tion.jda.api.events.annotations.RequiredCacheFlags;
 import net.dv8tion.jda.api.events.annotations.RequiredIntents;
 import net.dv8tion.jda.api.events.annotations.RequiresCachedMember;
 import net.dv8tion.jda.api.requests.GatewayIntent;
+import net.dv8tion.jda.api.utils.cache.CacheFlag;
 
 import javax.annotation.Nonnull;
 import java.util.List;
@@ -46,6 +48,7 @@
  * need to have the old member cached to compare against.
  */
 @RequiredIntents(always = GatewayIntent.GUILD_PRESENCES)
+@RequiredCacheFlags(always = CacheFlag.ACTIVITY)
 @RequiresCachedMember
 public class UserUpdateActivityOrderEvent extends GenericUserUpdateEvent<List<Activity>> implements GenericUserPresenceEvent
 {