[Fix] API 주소 수정

This reverts commit 780b6f9.

Author: JangDongHo

src/main/java/com/example/Jinus/controller/v2/CafeteriaControllerV2.java

@@ -36,7 +36,7 @@ public CafeteriaControllerV2(
     }
 
     // 사용자 존재 여부에 따라 응답
-    @PostMapping("/cafeteria/v2")
+    @PostMapping("/v2/cafeteria")
     public String responseCafeteriaOrCampusListCard(@RequestBody RequestDto requestDto) {
         // userId로 campusId 찾기
         String userId = requestDto.getUserRequest().getUser().getId();

src/main/java/com/example/Jinus/controller/v2/DietControllerV2.java

@@ -14,7 +14,7 @@
 public class DietControllerV2 {
     private final DietServiceV2 dietServiceV2;
 
-    @PostMapping("/dish/v2")
+    @PostMapping("/v2/dish")
     public String handleRequest(@RequestBody RequestDto requestDto) {
         return dietServiceV2.requestHandler(requestDto);
     }

src/main/java/com/example/Jinus/controller/v2/NoticeControllerV2.java

@@ -39,15 +39,15 @@ public NoticeControllerV2(NoticeServiceV2 noticeServiceV2,
     }
 
     // 학교 공지사항 조회
-    @PostMapping("/main-notice/v2")
+    @PostMapping("/v2/main-notice")
     public String getMainNotice() {
         int departmentId = 117; // 학교 공지사항 id
         String departmentEng = "main"; // 학과 영문명
         return existUserReturnNotice(departmentEng, departmentId);
     }
 
     // 학과 공지사항 조회
-    @PostMapping("/department-notice/v2")
+    @PostMapping("/v2/department-notice")
     public String responseDepartmentNotice(@RequestBody RequestDto requestDto) {
         String userId = requestDto.getUserRequest().getUser().getId();
         int departmentId = userServiceV2.getUserDepartmentId(userId);