fix #I1CZ3O

zlt-demo/sso-demo/web-sso/pom.xml

@@ -18,6 +18,10 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-context</artifactId>
+        </dependency>
     </dependencies>
 
     <build>