!hotfix: team list 조회 시 페이징 크기 변경 (30 -> 5)

Author: daeun084

src/main/kotlin/gat_be/dev/domain/team/service/TeamService.kt

@@ -30,7 +30,7 @@ class TeamService(
     private val teamTechStackRepository: TeamTechStackRepository,
     private val teamLeaderRepository: TeamLeaderRepository
 ) {
-    private val listSize = 30
+    private val listSize = 5
     private val log = LoggerFactory.getLogger(this::class.java)
 
     // 새로운 팀 생성