[Fix]: EnbaleWebSecurity추가

Author: Jiwoo-Seo

src/main/java/com/backend/global/security/SecurityConfig.java

@@ -6,6 +6,7 @@
 import org.springframework.context.annotation.Configuration;
 import org.springframework.http.HttpMethod;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.config.annotation.web.configurers.AbstractHttpConfigurer;
 import org.springframework.security.config.annotation.web.configurers.HeadersConfigurer;
 import org.springframework.security.config.http.SessionCreationPolicy;
@@ -19,6 +20,7 @@
 import java.util.List;
 
 @Configuration
+@EnableWebSecurity
 @RequiredArgsConstructor
 public class SecurityConfig {