fix: 集体项目编排时跳过性别过滤

- 集体项目的性别校验在报名时完成
- martial_athlete 表中的 gender 字段不代表队员实际性别
- 编排时不应再次过滤，避免已通过报名的队伍被错误过滤

Co-authored-by: factory-droid[bot] <138933559+factory-droid[bot]@users.noreply.github.com>

src/main/java/org/springblade/modules/martial/service/schedule/grouping/ParticipantGroupingService.java

@@ -124,11 +124,9 @@ public class ParticipantGroupingService {
                 continue;
             }
 
-            members = filterByCategory(members, project);
-            if (members.isEmpty()) {
-                log.info("Project '{}' has no athletes after gender filter, skipping", project.getProjectName());
-                continue;
-            }
+            // For team projects, skip gender filter as validation is done at registration time
+            // Team athlete records do not have accurate gender info (they represent the team, not individual members)
+            // members = filterByCategory(members, project);
 
             long teamCount = members.stream()
                 .map(MartialAthlete::getTeamName)