added context test for new WebClientApplication

spring-5-reactive/src/test/java/com/baeldung/web/client/SpringContextTest.java

@@ -0,0 +1,14 @@
+package com.baeldung.web.client;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import com.baeldung.web.reactive.client.WebClientApplication;
+
+@SpringBootTest(classes = WebClientApplication.class)
+public class SpringContextTest {
+
+    @Test
+    public void whenSpringContextIsBootstrapped_thenNoExceptions() {
+    }
+}