[BE] 토큰 정보 확인 예외 핸들링

[reddevilmidzy]

문제: 쿠키값에 이상한 값을 넣어 보내면 500 에러 발생

예외 핸들링이 필요해보입니다.

[2024-10-15 11:39:12:783189] [http-nio-8080-exec-6] ERROR [site.coduo.common.controller.CommonExceptionHandler.handleException:49] - Invalid compact JWT string: Compact JWSs must contain exactly 2 period characters, and compact JWEs must contain exactly 4.  Found: 0
io.jsonwebtoken.MalformedJwtException: Invalid compact JWT string: Compact JWSs must contain exactly 2 period characters, and compact JWEs must contain exactly 4.  Found: 0