라이브 메뉴 - 생성 or 수정 API

- RequestParam -> RequestBody로 변경

src/main/kotlin/kr/co/vividnext/sodalive/live/room/menu/LiveRoomMenuController.kt

@@ -7,6 +7,7 @@ import org.springframework.security.access.prepost.PreAuthorize
 import org.springframework.security.core.annotation.AuthenticationPrincipal
 import org.springframework.web.bind.annotation.GetMapping
 import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestBody
 import org.springframework.web.bind.annotation.RequestMapping
 import org.springframework.web.bind.annotation.RequestParam
 import org.springframework.web.bind.annotation.RestController
@@ -27,7 +28,7 @@ class LiveRoomMenuController(private val service: LiveRoomMenuService) {
 
     @PostMapping
     fun createOrUpdateLiveMenu(
-        @RequestParam request: UpdateLiveMenuRequest,
+        @RequestBody request: UpdateLiveMenuRequest,
         @AuthenticationPrincipal(expression = "#this == 'anonymousUser' ? null : member") member: Member?
     ) = run {
         if (member == null) throw SodaException("로그인 정보를 확인해주세요.")