fix : 오타 수정

Author: EpicFn

src/main/java/org/tuna/zoopzoop/backend/domain/dashboard/service/DashboardService.java

@@ -102,7 +102,7 @@ public void verifyAccessPermission(Member member, Integer dashboardId) throws Ac
         Dashboard dashboard = dashboardRepository.findById(dashboardId)
                 .orElseThrow(() -> new NoResultException(dashboardId + " ID를 가진 대시보드를 찾을 수 없습니다."));
 
-        try{
+        try {
             membershipService.findByMemberAndSpace(member, dashboard.getSpace());
         } catch (NoResultException e) {
             throw new AccessDeniedException("대시보드의 접근 권한이 없습니다.");

src/test/java/org/tuna/zoopzoop/backend/domain/dashboard/controller/DashboardControllerTest.java

@@ -193,7 +193,7 @@ void updateGraph_Fail_NotFound() throws Exception {
         ResultActions resultActions = mvc.perform(put(url)
                 .contentType(MediaType.APPLICATION_JSON)
                 .header("Liveblocks-Signature", validSignature) // ★ 서명 헤더 추가
-                .content(requestBody));;
+                .content(requestBody));
 
         // Then
         expectNotFound(
@@ -254,7 +254,7 @@ private String createReactFlowJsonBody() {
     }
 
     // ======================= HELPER METHODS ======================== //
-    private String generateLiveblocksSignature(String requestBody) throws NoSuchAlgorithmException, InvalidKeyException, InvalidKeyException {
+    private String generateLiveblocksSignature(String requestBody) throws NoSuchAlgorithmException, InvalidKeyException {
         long timestamp = System.currentTimeMillis();
         String payload = timestamp + "." + requestBody;