change /api prefix to /restapi prefix

Author: rarycoringa

src/main/java/br/edu/ufrn/user/config/WebConfig.java

@@ -11,7 +11,7 @@ public class WebConfig implements WebFluxConfigurer {
     @Override
     public void configurePathMatching(PathMatchConfigurer configurer) {
         configurer.addPathPrefix(
-            "/api",
+            "/restapi",
             c -> c.isAnnotationPresent(RestController.class)
         );
     }