🔧 chore: quiz, question API 요청 권한 추가

Author: jiwon1217

backend/src/main/java/io/f1/backend/global/config/SecurityConfig.java

@@ -55,6 +55,10 @@ public SecurityFilterChain userFilterChain(HttpSecurity http) throws Exception {
                                         .hasRole("ADMIN")
                                         .requestMatchers("/auth/me")
                                         .hasAnyRole("USER", "ADMIN")
+                                        .requestMatchers("/quizzes/**")
+                                        .hasAnyRole("USER", "ADMIN")
+                                        .requestMatchers("/questions/**")
+                                        .hasAnyRole("USER", "ADMIN")
                                         .anyRequest()
                                         .authenticated())
                 .formLogin(