Merge pull request #78 from code-review-platform-flow/FLOW-200

fix: Post 수정 HTTP Method를 Post로 수정

src/main/java/com/flow/main/controller/PostController.java

@@ -85,7 +85,7 @@ public ResponseEntity<PostWriteResponseDto> write(@RequestBody final PostWriteRe
         return ResponseEntity.ok(postsWriteService.write(postWriteRequestDto));
     }
 
-    @PatchMapping("/{postId}")
+    @PostMapping("/{postId}")
     public ResponseEntity<PostModifyResponseDto> modify(@PathVariable("postId") Long postId, @RequestBody final PostModifyRequestDto postModifyRequestDto){
         log.info("postId : {}", postId);
         log.info("email : {}", postModifyRequestDto.getEmail());